1254536313 has 16 divisors (see below), whose sum is σ = 1764161280. Its totient is φ = 790804944.

The previous prime is 1254536287. The next prime is 1254536333. The reversal of 1254536313 is 3136354521.

It is not a de Polignac number, because 1254536313 - 2⁶ = 1254536249 is a prime.

It is a super-2 number, since 2×1254536313² = 3147722721271267938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1254536333) 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, 8770 + ... + 50852.

It is an arithmetic number, because the mean of its divisors is an integer number (110260080).

Almost surely, 2^1254536313 is an apocalyptic number.

It is an amenable number.

1254536313 is a deficient number, since it is larger than the sum of its proper divisors (509624967).

1254536313 is a wasteful number, since it uses less digits than its factorization.

1254536313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42628.

The product of its digits is 32400, while the sum is 33.

The square root of 1254536313 is about 35419.4341146213. The cubic root of 1254536313 is about 1078.5188638698.

The spelling of 1254536313 in words is "one billion, two hundred fifty-four million, five hundred thirty-six thousand, three hundred thirteen".