1269301253 has 12 divisors (see below), whose sum is σ = 1455845664. Its totient is φ = 1103737800.

The previous prime is 1269301249. The next prime is 1269301259. The reversal of 1269301253 is 3521039621.

It is not a de Polignac number, because 1269301253 - 2² = 1269301249 is a prime.

It is a super-2 number, since 2×1269301253² = 3222251341734740018, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1269301259) 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, 225263 + ... + 230828.

It is an arithmetic number, because the mean of its divisors is an integer number (121320472).

Almost surely, 2^1269301253 is an apocalyptic number.

It is an amenable number.

1269301253 is a deficient number, since it is larger than the sum of its proper divisors (186544411).

1269301253 is a wasteful number, since it uses less digits than its factorization.

1269301253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456136 (or 456125 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 1269301253 is about 35627.2543567421. The cubic root of 1269301253 is about 1082.7334886330.

The spelling of 1269301253 in words is "one billion, two hundred sixty-nine million, three hundred one thousand, two hundred fifty-three".