1312453112 has 16 divisors (see below), whose sum is σ = 2502559800. Its totient is φ = 645103840.

The previous prime is 1312453097. The next prime is 1312453157. The reversal of 1312453112 is 2113542131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1389839 + ... + 1390782.

Almost surely, 2^1312453112 is an apocalyptic number.

It is an amenable number.

1312453112 is a deficient number, since it is larger than the sum of its proper divisors (1190106688).

1312453112 is a wasteful number, since it uses less digits than its factorization.

1312453112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2780686 (or 2780682 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 1312453112 is about 36227.7947438151. The cubic root of 1312453112 is about 1094.8667469187.

Adding to 1312453112 its reverse (2113542131), we get a palindrome (3425995243).

The spelling of 1312453112 in words is "one billion, three hundred twelve million, four hundred fifty-three thousand, one hundred twelve".