2255192591 has 2 divisors, whose sum is σ = 2255192592. Its totient is φ = 2255192590.

The previous prime is 2255192551. The next prime is 2255192609. The reversal of 2255192591 is 1952915522.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2255192591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2255192501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1127596295 + 1127596296.

It is an arithmetic number, because the mean of its divisors is an integer number (1127596296).

Almost surely, 2^2255192591 is an apocalyptic number.

2255192591 is a deficient number, since it is larger than the sum of its proper divisors (1).

2255192591 is an equidigital number, since it uses as much as digits as its factorization.

2255192591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81000, while the sum is 41.

The square root of 2255192591 is about 47488.8680745288. The cubic root of 2255192591 is about 1311.3779551028.

The spelling of 2255192591 in words is "two billion, two hundred fifty-five million, one hundred ninety-two thousand, five hundred ninety-one".