2501131575 has 24 divisors (see below), whose sum is σ = 4138066000. Its totient is φ = 1333013760.

The previous prime is 2501131561. The next prime is 2501131597. The reversal of 2501131575 is 5751311052.

2501131575 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2501131575 - 2⁴ = 2501131559 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105411 + ... + 126939.

Almost surely, 2^2501131575 is an apocalyptic number.

2501131575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2501131575 is a deficient number, since it is larger than the sum of its proper divisors (1636934425).

2501131575 is a wasteful number, since it uses less digits than its factorization.

2501131575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23091 (or 23086 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 30.

The square root of 2501131575 is about 50011.3144698277. The cubic root of 2501131575 is about 1357.4135485510.

The spelling of 2501131575 in words is "two billion, five hundred one million, one hundred thirty-one thousand, five hundred seventy-five".