1315825052 has 12 divisors (see below), whose sum is σ = 2302968360. Its totient is φ = 657834096.

The previous prime is 1315824989. The next prime is 1315825057. The reversal of 1315825052 is 2505285131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315825057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35099 + ... + 62157.

It is an arithmetic number, because the mean of its divisors is an integer number (191914030).

Almost surely, 2^1315825052 is an apocalyptic number.

It is an amenable number.

1315825052 is a deficient number, since it is larger than the sum of its proper divisors (987143308).

1315825052 is a wasteful number, since it uses less digits than its factorization.

1315825052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39220 (or 39218 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 32.

The square root of 1315825052 is about 36274.3029154249. The cubic root of 1315825052 is about 1095.8035849118.

The spelling of 1315825052 in words is "one billion, three hundred fifteen million, eight hundred twenty-five thousand, fifty-two".