1264600383 has 12 divisors (see below), whose sum is σ = 1710237144. Its totient is φ = 831182800.

The previous prime is 1264600331. The next prime is 1264600397. The reversal of 1264600383 is 3830064621.

It is not a de Polignac number, because 1264600383 - 2¹⁸ = 1264338239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264600313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26688 + ... + 56933.

It is an arithmetic number, because the mean of its divisors is an integer number (142519762).

Almost surely, 2^1264600383 is an apocalyptic number.

1264600383 is a deficient number, since it is larger than the sum of its proper divisors (445636761).

1264600383 is an frugal number, since it uses more digits than its factorization.

1264600383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83766 (or 83695 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 1264600383 is about 35561.2202124730. The cubic root of 1264600383 is about 1081.3951970113.

The spelling of 1264600383 in words is "one billion, two hundred sixty-four million, six hundred thousand, three hundred eighty-three".