1064233643 has 32 divisors (see below), whose sum is σ = 1321712640. Its totient is φ = 844162560.

The previous prime is 1064233637. The next prime is 1064233699. The reversal of 1064233643 is 3463324601.

It is a cyclic number.

It is not a de Polignac number, because 1064233643 - 2⁶ = 1064233579 is a prime.

It is a super-2 number, since 2×1064233643² = 2265186493786102898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1064233043) 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, 163805 + ... + 170177.

It is an arithmetic number, because the mean of its divisors is an integer number (41303520).

Almost surely, 2^1064233643 is an apocalyptic number.

1064233643 is a deficient number, since it is larger than the sum of its proper divisors (257478997).

1064233643 is a wasteful number, since it uses less digits than its factorization.

1064233643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6467.

The product of its (nonzero) digits is 31104, while the sum is 32.

The square root of 1064233643 is about 32622.5940568803. The cubic root of 1064233643 is about 1020.9684647073.

The spelling of 1064233643 in words is "one billion, sixty-four million, two hundred thirty-three thousand, six hundred forty-three".