1513896289 has 4 divisors (see below), whose sum is σ = 1536491824. Its totient is φ = 1491300756.

The previous prime is 1513896283. The next prime is 1513896299. The reversal of 1513896289 is 9826983151.

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 1513896289 - 2⁹ = 1513895777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1513896283) 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, 11297667 + ... + 11297800.

It is an arithmetic number, because the mean of its divisors is an integer number (384122956).

Almost surely, 2^1513896289 is an apocalyptic number.

It is an amenable number.

1513896289 is a deficient number, since it is larger than the sum of its proper divisors (22595535).

1513896289 is an equidigital number, since it uses as much as digits as its factorization.

1513896289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22595534.

The product of its digits is 933120, while the sum is 52.

The square root of 1513896289 is about 38908.8201954261. The cubic root of 1513896289 is about 1148.2383333328.

The spelling of 1513896289 in words is "one billion, five hundred thirteen million, eight hundred ninety-six thousand, two hundred eighty-nine".