2513254251 has 4 divisors (see below), whose sum is σ = 3351005672. Its totient is φ = 1675502832.

The previous prime is 2513254243. The next prime is 2513254253. The reversal of 2513254251 is 1524523152.

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

It is not a de Polignac number, because 2513254251 - 2³ = 2513254243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2513254253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 418875706 + ... + 418875711.

It is an arithmetic number, because the mean of its divisors is an integer number (837751418).

Almost surely, 2^2513254251 is an apocalyptic number.

2513254251 is a deficient number, since it is larger than the sum of its proper divisors (837751421).

2513254251 is an equidigital number, since it uses as much as digits as its factorization.

2513254251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837751420.

The product of its digits is 12000, while the sum is 30.

The square root of 2513254251 is about 50132.3672989816. The cubic root of 2513254251 is about 1359.6030868474.

The spelling of 2513254251 in words is "two billion, five hundred thirteen million, two hundred fifty-four thousand, two hundred fifty-one".