1570013113 has 4 divisors (see below), whose sum is σ = 1570095360. Its totient is φ = 1569930868.

The previous prime is 1570013101. The next prime is 1570013147. The reversal of 1570013113 is 3113100751.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1570013113 - 2²¹ = 1567915961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1570013173) 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, 4056 + ... + 56182.

It is an arithmetic number, because the mean of its divisors is an integer number (392523840).

Almost surely, 2^1570013113 is an apocalyptic number.

It is an amenable number.

1570013113 is a deficient number, since it is larger than the sum of its proper divisors (82247).

1570013113 is an equidigital number, since it uses as much as digits as its factorization.

1570013113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82246.

The product of its (nonzero) digits is 315, while the sum is 22.

The square root of 1570013113 is about 39623.3909831049. The cubic root of 1570013113 is about 1162.2541170025.

Adding to 1570013113 its reverse (3113100751), we get a palindrome (4683113864).

The spelling of 1570013113 in words is "one billion, five hundred seventy million, thirteen thousand, one hundred thirteen".