2513403303251 has 4 divisors (see below), whose sum is σ = 2513623576104. Its totient is φ = 2513183030400.

The previous prime is 2513403303211. The next prime is 2513403303253. The reversal of 2513403303251 is 1523033043152.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2513403303251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2513403303253) 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, 110119310 + ... + 110142131.

It is an arithmetic number, because the mean of its divisors is an integer number (628405894026).

Almost surely, 2^{2513403303251} is an apocalyptic number.

2513403303251 is a deficient number, since it is larger than the sum of its proper divisors (220272853).

2513403303251 is a wasteful number, since it uses less digits than its factorization.

2513403303251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220272852.

The product of its (nonzero) digits is 32400, while the sum is 32.

The spelling of 2513403303251 in words is "two trillion, five hundred thirteen billion, four hundred three million, three hundred three thousand, two hundred fifty-one".