2520131254 has 4 divisors (see below), whose sum is σ = 3780196884. Its totient is φ = 1260065626.

The previous prime is 2520131249. The next prime is 2520131281. The reversal of 2520131254 is 4521310252.

2520131254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×2520131254² = 12702123074775225032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630032812 + ... + 630032815.

It is an arithmetic number, because the mean of its divisors is an integer number (945049221).

Almost surely, 2^2520131254 is an apocalyptic number.

2520131254 is a deficient number, since it is larger than the sum of its proper divisors (1260065630).

2520131254 is a wasteful number, since it uses less digits than its factorization.

2520131254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260065629.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 2520131254 is about 50200.9088961545. The cubic root of 2520131254 is about 1360.8420488204.

The spelling of 2520131254 in words is "two billion, five hundred twenty million, one hundred thirty-one thousand, two hundred fifty-four".