1064004645 has 32 divisors (see below), whose sum is σ = 1859581440. Its totient is φ = 515211840.

The previous prime is 1064004629. The next prime is 1064004649. The reversal of 1064004645 is 5464004601.

It is not a de Polignac number, because 1064004645 - 2⁴ = 1064004629 is a prime.

It is a super-2 number, since 2×1064004645² = 2264211769163152050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064004649) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 137982 + ... + 145488.

It is an arithmetic number, because the mean of its divisors is an integer number (58111920).

Almost surely, 2^1064004645 is an apocalyptic number.

1064004645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1064004645 is a deficient number, since it is larger than the sum of its proper divisors (795576795).

1064004645 is a wasteful number, since it uses less digits than its factorization.

1064004645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8385.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 1064004645 is about 32619.0840613283. The cubic root of 1064004645 is about 1020.8952300032.

The spelling of 1064004645 in words is "one billion, sixty-four million, four thousand, six hundred forty-five".