2425503139 has 4 divisors (see below), whose sum is σ = 2450508424. Its totient is φ = 2400497856.

The previous prime is 2425503127. The next prime is 2425503149. The reversal of 2425503139 is 9313055242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2425503139 - 2²⁵ = 2391948707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2425503149) 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, 12502497 + ... + 12502690.

It is an arithmetic number, because the mean of its divisors is an integer number (612627106).

Almost surely, 2^2425503139 is an apocalyptic number.

2425503139 is a deficient number, since it is larger than the sum of its proper divisors (25005285).

2425503139 is an equidigital number, since it uses as much as digits as its factorization.

2425503139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25005284.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 2425503139 is about 49249.3973465666. The cubic root of 2425503139 is about 1343.5916010037.

The spelling of 2425503139 in words is "two billion, four hundred twenty-five million, five hundred three thousand, one hundred thirty-nine".