1264904753 has 8 divisors (see below), whose sum is σ = 1453682880. Its totient is φ = 1078146000.

The previous prime is 1264904671. The next prime is 1264904759. The reversal of 1264904753 is 3574094621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1264904753 - 2⁸ = 1264904497 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1264904753.

It is not an unprimeable number, because it can be changed into a prime (1264904759) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 503498 + ... + 506003.

It is an arithmetic number, because the mean of its divisors is an integer number (181710360).

Almost surely, 2^1264904753 is an apocalyptic number.

It is an amenable number.

1264904753 is a deficient number, since it is larger than the sum of its proper divisors (188778127).

1264904753 is a wasteful number, since it uses less digits than its factorization.

1264904753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009687.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 1264904753 is about 35565.4994763183. The cubic root of 1264904753 is about 1081.4819484883.

The spelling of 1264904753 in words is "one billion, two hundred sixty-four million, nine hundred four thousand, seven hundred fifty-three".