1312254063 has 12 divisors (see below), whose sum is σ = 1899881568. Its totient is φ = 872803680.

The previous prime is 1312254049. The next prime is 1312254067. The reversal of 1312254063 is 3604522131.

1312254063 is a `hidden beast` number, since 1 + 31 + 225 + 406 + 3 = 666.

It is not a de Polignac number, because 1312254063 - 2⁸ = 1312253807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312254067) 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, 165270 + ... + 173027.

It is an arithmetic number, because the mean of its divisors is an integer number (158323464).

Almost surely, 2^1312254063 is an apocalyptic number.

1312254063 is a deficient number, since it is larger than the sum of its proper divisors (587627505).

1312254063 is a wasteful number, since it uses less digits than its factorization.

1312254063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338734 (or 338731 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1312254063 is about 36225.0474533851. The cubic root of 1312254063 is about 1094.8113943002.

Adding to 1312254063 its reverse (3604522131), we get a palindrome (4916776194).

The spelling of 1312254063 in words is "one billion, three hundred twelve million, two hundred fifty-four thousand, sixty-three".