1064488631 has 16 divisors (see below), whose sum is σ = 1106028000. Its totient is φ = 1023700608.

The previous prime is 1064488627. The next prime is 1064488651. The reversal of 1064488631 is 1368844601.

It is not a de Polignac number, because 1064488631 - 2² = 1064488627 is a prime.

It is a super-2 number, since 2×1064488631² = 2266272091056508322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064488651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1614980 + ... + 1615638.

It is an arithmetic number, because the mean of its divisors is an integer number (69126750).

Almost surely, 2^1064488631 is an apocalyptic number.

1064488631 is a deficient number, since it is larger than the sum of its proper divisors (41539369).

1064488631 is a wasteful number, since it uses less digits than its factorization.

1064488631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138.

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 1064488631 is about 32626.5019730893. The cubic root of 1064488631 is about 1021.0499987826.

The spelling of 1064488631 in words is "one billion, sixty-four million, four hundred eighty-eight thousand, six hundred thirty-one".