1513481233 has 8 divisors (see below), whose sum is σ = 1737969120. Its totient is φ = 1303476480.

The previous prime is 1513481173. The next prime is 1513481237. The reversal of 1513481233 is 3321843151.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1513481233 - 2²⁵ = 1479926801 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1513481195 and 1513481204.

It is not an unprimeable number, because it can be changed into a prime (1513481237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3620560 + ... + 3620977.

It is an arithmetic number, because the mean of its divisors is an integer number (217246140).

Almost surely, 2^1513481233 is an apocalyptic number.

It is an amenable number.

1513481233 is a deficient number, since it is larger than the sum of its proper divisors (224487887).

1513481233 is a wasteful number, since it uses less digits than its factorization.

1513481233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7241567.

The product of its digits is 8640, while the sum is 31.

The square root of 1513481233 is about 38903.4861291376. The cubic root of 1513481233 is about 1148.1333885018.

The spelling of 1513481233 in words is "one billion, five hundred thirteen million, four hundred eighty-one thousand, two hundred thirty-three".