1065150505 has 8 divisors (see below), whose sum is σ = 1278562824. Its totient is φ = 851865600.

The previous prime is 1065150491. The next prime is 1065150509. The reversal of 1065150505 is 5050515601.

It can be written as a sum of positive squares in 4 ways, for example, as 311593104 + 753557401 = 17652^2 + 27451^2 .

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

It is not a de Polignac number, because 1065150505 - 2¹³ = 1065142313 is a prime.

It is a super-2 number, since 2×1065150505² = 2269091196603510050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1065150509) 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, 12376 + ... + 47785.

It is an arithmetic number, because the mean of its divisors is an integer number (159820353).

Almost surely, 2^1065150505 is an apocalyptic number.

It is an amenable number.

1065150505 is a deficient number, since it is larger than the sum of its proper divisors (213412319).

1065150505 is an equidigital number, since it uses as much as digits as its factorization.

1065150505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63707.

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 1065150505 is about 32636.6435927471. The cubic root of 1065150505 is about 1021.2615765639.

The spelling of 1065150505 in words is "one billion, sixty-five million, one hundred fifty thousand, five hundred five".