1315126252 has 36 divisors (see below), whose sum is σ = 2554857648. Its totient is φ = 591844000.

The previous prime is 1315126243. The next prime is 1315126277. The reversal of 1315126252 is 2526215131.

It is a self number, because there is not a number n which added to its sum of digits gives 1315126252.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35433 + ... + 62335.

It is an arithmetic number, because the mean of its divisors is an integer number (70968268).

Almost surely, 2^1315126252 is an apocalyptic number.

It is an amenable number.

1315126252 is a deficient number, since it is larger than the sum of its proper divisors (1239731396).

1315126252 is a wasteful number, since it uses less digits than its factorization.

1315126252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27030 (or 27017 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 1315126252 is about 36264.6694731939. The cubic root of 1315126252 is about 1095.6095664288.

The spelling of 1315126252 in words is "one billion, three hundred fifteen million, one hundred twenty-six thousand, two hundred fifty-two".