2501275571 has 2 divisors, whose sum is σ = 2501275572. Its totient is φ = 2501275570.

The previous prime is 2501275523. The next prime is 2501275583. The reversal of 2501275571 is 1755721052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2501275571 - 2¹⁰ = 2501274547 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (2501271571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250637785 + 1250637786.

It is an arithmetic number, because the mean of its divisors is an integer number (1250637786).

Almost surely, 2^2501275571 is an apocalyptic number.

2501275571 is a deficient number, since it is larger than the sum of its proper divisors (1).

2501275571 is an equidigital number, since it uses as much as digits as its factorization.

2501275571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24500, while the sum is 35.

The square root of 2501275571 is about 50012.7540833336. The cubic root of 2501275571 is about 1357.4395978763.

The spelling of 2501275571 in words is "two billion, five hundred one million, two hundred seventy-five thousand, five hundred seventy-one".