1064253705 has 32 divisors (see below), whose sum is σ = 1716422400. Its totient is φ = 563085312.

The previous prime is 1064253689. The next prime is 1064253713. The reversal of 1064253705 is 5073524601.

It is not a de Polignac number, because 1064253705 - 2⁴ = 1064253689 is a prime.

It is a super-2 number, since 2×1064253705² = 2265271897212454050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1383561 + ... + 1384329.

It is an arithmetic number, because the mean of its divisors is an integer number (53638200).

Almost surely, 2^1064253705 is an apocalyptic number.

1064253705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1064253705 is a deficient number, since it is larger than the sum of its proper divisors (652168695).

1064253705 is a wasteful number, since it uses less digits than its factorization.

1064253705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 1064253705 is about 32622.9015417084. The cubic root of 1064253705 is about 1020.9748801346.

The spelling of 1064253705 in words is "one billion, sixty-four million, two hundred fifty-three thousand, seven hundred five".