1061010061061 has 8 divisors (see below), whose sum is σ = 1123699400280. Its totient is φ = 998351497728.

The previous prime is 1061010061051. The next prime is 1061010061171. The reversal of 1061010061061 is 1601600101601.

It can be written as a sum of positive squares in 4 ways, for example, as 628991748100 + 432018312961 = 793090^2 + 657281^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1061010061061 is a prime.

It is a super-2 number, since 2×1061010061061² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061010061051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7622966 + ... + 7760903.

It is an arithmetic number, because the mean of its divisors is an integer number (140462425035).

Almost surely, 2^{1061010061061} is an apocalyptic number.

It is an amenable number.

1061010061061 is a deficient number, since it is larger than the sum of its proper divisors (62689339219).

1061010061061 is a wasteful number, since it uses less digits than its factorization.

1061010061061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15387943.

The product of its (nonzero) digits is 216, while the sum is 23.

Adding to 1061010061061 its reverse (1601600101601), we get a palindrome (2662610162662).

The spelling of 1061010061061 in words is "one trillion, sixty-one billion, ten million, sixty-one thousand, sixty-one".