1513564855 has 16 divisors (see below), whose sum is σ = 1982320128. Its totient is φ = 1100260000.

The previous prime is 1513564853. The next prime is 1513564861. The reversal of 1513564855 is 5584653151.

It is not a de Polignac number, because 1513564855 - 2¹ = 1513564853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1513564853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144030 + ... + 154180.

It is an arithmetic number, because the mean of its divisors is an integer number (123895008).

Almost surely, 2^1513564855 is an apocalyptic number.

1513564855 is a deficient number, since it is larger than the sum of its proper divisors (468755273).

1513564855 is a wasteful number, since it uses less digits than its factorization.

1513564855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12878.

The product of its digits is 360000, while the sum is 43.

The square root of 1513564855 is about 38904.5608508823. The cubic root of 1513564855 is about 1148.1545334490.

The spelling of 1513564855 in words is "one billion, five hundred thirteen million, five hundred sixty-four thousand, eight hundred fifty-five".