1312533102 has 16 divisors (see below), whose sum is σ = 2628132480. Its totient is φ = 436999992.

The previous prime is 1312533067. The next prime is 1312533113. The reversal of 1312533102 is 2013352131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122178 + ... + 132485.

It is an arithmetic number, because the mean of its divisors is an integer number (164258280).

Almost surely, 2^1312533102 is an apocalyptic number.

1312533102 is an abundant number, since it is smaller than the sum of its proper divisors (1315599378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1312533102 is a wasteful number, since it uses less digits than its factorization.

1312533102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255527.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 1312533102 is about 36228.8987135960. The cubic root of 1312533102 is about 1094.8889893925. Note that the first 3 decimals are identical.

Adding to 1312533102 its reverse (2013352131), we get a palindrome (3325885233).

The spelling of 1312533102 in words is "one billion, three hundred twelve million, five hundred thirty-three thousand, one hundred two".