1264507612 has 12 divisors (see below), whose sum is σ = 2213250480. Its totient is φ = 632150336.

The previous prime is 1264507567. The next prime is 1264507633. The reversal of 1264507612 is 2167054621.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5988 + ... + 50644.

It is an arithmetic number, because the mean of its divisors is an integer number (184437540).

Almost surely, 2^1264507612 is an apocalyptic number.

It is an amenable number.

1264507612 is a deficient number, since it is larger than the sum of its proper divisors (948742868).

1264507612 is a wasteful number, since it uses less digits than its factorization.

1264507612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51740 (or 51738 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 1264507612 is about 35559.9158041748. The cubic root of 1264507612 is about 1081.3687526714.

The spelling of 1264507612 in words is "one billion, two hundred sixty-four million, five hundred seven thousand, six hundred twelve".