1065265790 has 16 divisors (see below), whose sum is σ = 1925439120. Its totient is φ = 424337280.

The previous prime is 1065265759. The next prime is 1065265801. The reversal of 1065265790 is 975625601.

It is a super-2 number, since 2×1065265790² = 2269582406688648200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218600 + ... + 223419.

It is an arithmetic number, because the mean of its divisors is an integer number (120339945).

Almost surely, 2^1065265790 is an apocalyptic number.

1065265790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1065265790 is a deficient number, since it is larger than the sum of its proper divisors (860173330).

1065265790 is a wasteful number, since it uses less digits than its factorization.

1065265790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442267.

The product of its (nonzero) digits is 113400, while the sum is 41.

The square root of 1065265790 is about 32638.4097345444. The cubic root of 1065265790 is about 1021.2984201501.

The spelling of 1065265790 in words is "one billion, sixty-five million, two hundred sixty-five thousand, seven hundred ninety".