2505141251 has 2 divisors, whose sum is σ = 2505141252. Its totient is φ = 2505141250.

The previous prime is 2505141161. The next prime is 2505141253. The reversal of 2505141251 is 1521415052.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2505141251 is a prime.

It is a Sophie Germain prime.

Together with 2505141253, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2505141251.

It is not a weakly prime, because it can be changed into another prime (2505141253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252570625 + 1252570626.

It is an arithmetic number, because the mean of its divisors is an integer number (1252570626).

Almost surely, 2^2505141251 is an apocalyptic number.

2505141251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2505141251 is an equidigital number, since it uses as much as digits as its factorization.

2505141251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 2505141251 is about 50051.3861046825. The cubic root of 2505141251 is about 1358.1385380776.

The spelling of 2505141251 in words is "two billion, five hundred five million, one hundred forty-one thousand, two hundred fifty-one".