1057099065 has 64 divisors (see below), whose sum is σ = 1904256000. Its totient is φ = 496247040.

The previous prime is 1057099033. The next prime is 1057099091. The reversal of 1057099065 is 5609907501.

It is not a de Polignac number, because 1057099065 - 2⁵ = 1057099033 is a prime.

It is a super-2 number, since 2×1057099065² = 2234916866447748450, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2118186 + ... + 2118684.

It is an arithmetic number, because the mean of its divisors is an integer number (29754000).

Almost surely, 2^1057099065 is an apocalyptic number.

1057099065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1057099065 is a deficient number, since it is larger than the sum of its proper divisors (847156935).

1057099065 is a wasteful number, since it uses less digits than its factorization.

1057099065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902.

The product of its (nonzero) digits is 85050, while the sum is 42.

The square root of 1057099065 is about 32513.0599144405. The cubic root of 1057099065 is about 1018.6818372350.

It can be divided in two parts, 10 and 57099065, that added together give a palindrome (57099075).

The spelling of 1057099065 in words is "one billion, fifty-seven million, ninety-nine thousand, sixty-five".