2053111515 has 96 divisors (see below), whose sum is σ = 4145412096. Its totient is φ = 860025600.

The previous prime is 2053111507. The next prime is 2053111523. The reversal of 2053111515 is 5151113502.

It is an interprime number because it is at equal distance from previous prime (2053111507) and next prime (2053111523).

It is not a de Polignac number, because 2053111515 - 2³ = 2053111507 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1442094 + ... + 1443516.

It is an arithmetic number, because the mean of its divisors is an integer number (43181376).

Almost surely, 2^2053111515 is an apocalyptic number.

2053111515 is an abundant number, since it is smaller than the sum of its proper divisors (2092300581).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2053111515 is a wasteful number, since it uses less digits than its factorization.

2053111515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609 (or 1602 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 2053111515 is about 45311.2735971965. The cubic root of 2053111515 is about 1270.9764774016.

The spelling of 2053111515 in words is "two billion, fifty-three million, one hundred eleven thousand, five hundred fifteen".