1513130433 has 4 divisors (see below), whose sum is σ = 2017507248. Its totient is φ = 1008753620.

The previous prime is 1513130431. The next prime is 1513130453. The reversal of 1513130433 is 3340313151.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1513130433 - 2¹ = 1513130431 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1513130431) 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, 252188403 + ... + 252188408.

It is an arithmetic number, because the mean of its divisors is an integer number (504376812).

Almost surely, 2^1513130433 is an apocalyptic number.

It is an amenable number.

1513130433 is a deficient number, since it is larger than the sum of its proper divisors (504376815).

1513130433 is an equidigital number, since it uses as much as digits as its factorization.

1513130433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504376814.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 1513130433 is about 38898.9772744734. The cubic root of 1513130433 is about 1148.0446755166.

Adding to 1513130433 its reverse (3340313151), we get a palindrome (4853443584).

The spelling of 1513130433 in words is "one billion, five hundred thirteen million, one hundred thirty thousand, four hundred thirty-three".