1064567457 has 12 divisors (see below), whose sum is σ = 1539718180. Its totient is φ = 708784128.

The previous prime is 1064567453. The next prime is 1064567459. The reversal of 1064567457 is 7547654601.

It can be written as a sum of positive squares in 2 ways, for example, as 267126336 + 797441121 = 16344^2 + 28239^2 .

It is not a de Polignac number, because 1064567457 - 2² = 1064567453 is a prime.

It is a super-2 number, since 2×1064567457² = 2266607741006893698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1064567453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69988 + ... + 83829.

Almost surely, 2^1064567457 is an apocalyptic number.

It is an amenable number.

1064567457 is a deficient number, since it is larger than the sum of its proper divisors (475150723).

1064567457 is a wasteful number, since it uses less digits than its factorization.

1064567457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154592 (or 154589 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The square root of 1064567457 is about 32627.7099564159. The cubic root of 1064567457 is about 1021.0752012752.

It can be divided in two parts, 1064567 and 457, that added together give a square (1065024 = 1032²).

The spelling of 1064567457 in words is "one billion, sixty-four million, five hundred sixty-seven thousand, four hundred fifty-seven".