1061520150601 has 7 divisors (see below), whose sum is σ = 1072135352107. Its totient is φ = 1051010050100.

The previous prime is 1061520150569. The next prime is 1061520150659. The reversal of 1061520150601 is 1060510251601.

It is a happy number.

The square root of 1061520150601 is 1030301.

The cubic root of 1061520150601 is 10201.

It is a perfect power (a square, a cube, a 6-th power), and thus also a powerful number.

It can be written as a sum of positive squares in 3 ways, for example, as 725050547001 + 336469603600 = 851499^2 + 580060^2 .

It is not a de Polignac number, because 1061520150601 - 2⁵ = 1061520150569 is a prime.

It is a super-2 number, since 2×1061520150601² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1061520150601.

It is not an unprimeable number, because it can be changed into a prime (1061520150101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 6 ways as a sum of consecutive naturals, for example, 10510100451 + ... + 10510100551.

Almost surely, 2^{1061520150601} is an apocalyptic number.

1061520150601 is the 1030301-st square number.

1061520150601 is the 515151-st centered octagonal number.

It is an amenable number.

1061520150601 is a deficient number, since it is larger than the sum of its proper divisors (10615201506).

1061520150601 is an frugal number, since it uses more digits than its factorization.

1061520150601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 28.

It can be divided in two parts, 1061520 and 150601, that added together give a palindrome (1212121).

The spelling of 1061520150601 in words is "one trillion, sixty-one billion, five hundred twenty million, one hundred fifty thousand, six hundred one".