1064564925 has 24 divisors (see below), whose sum is σ = 1807655136. Its totient is φ = 552421440.

The previous prime is 1064564923. The next prime is 1064564929. The reversal of 1064564925 is 5294654601.

It is not a de Polignac number, because 1064564925 - 2¹ = 1064564923 is a prime.

It is a super-2 number, since 2×1064564925² = 2266596959080511250, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064564923) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 189039 + ... + 194588.

It is an arithmetic number, because the mean of its divisors is an integer number (75318964).

Almost surely, 2^1064564925 is an apocalyptic number.

1064564925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1064564925 is a deficient number, since it is larger than the sum of its proper divisors (743090211).

1064564925 is a wasteful number, since it uses less digits than its factorization.

1064564925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383677 (or 383672 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The square root of 1064564925 is about 32627.6711550181. The cubic root of 1064564925 is about 1021.0743917557.

The spelling of 1064564925 in words is "one billion, sixty-four million, five hundred sixty-four thousand, nine hundred twenty-five".