1513330906 has 24 divisors (see below), whose sum is σ = 2400263712. Its totient is φ = 715188600.

The previous prime is 1513330901. The next prime is 1513330913. The reversal of 1513330906 is 6090333151.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (1513330901) 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, 73491 + ... + 91801.

It is an arithmetic number, because the mean of its divisors is an integer number (100010988).

Almost surely, 2^1513330906 is an apocalyptic number.

1513330906 is a deficient number, since it is larger than the sum of its proper divisors (886932806).

1513330906 is a wasteful number, since it uses less digits than its factorization.

1513330906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18418 (or 18387 counting only the distinct ones).

The product of its (nonzero) digits is 7290, while the sum is 31.

The square root of 1513330906 is about 38901.5540306554. The cubic root of 1513330906 is about 1148.0953743398.

The spelling of 1513330906 in words is "one billion, five hundred thirteen million, three hundred thirty thousand, nine hundred six".