2255137519 has 2 divisors, whose sum is σ = 2255137520. Its totient is φ = 2255137518.

The previous prime is 2255137477. The next prime is 2255137613. The reversal of 2255137519 is 9157315522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2255137519 - 2⁹ = 2255137007 is a prime.

It is a super-2 number, since 2×2255137519² = 10171290459202950722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2255137919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1127568759 + 1127568760.

It is an arithmetic number, because the mean of its divisors is an integer number (1127568760).

Almost surely, 2^2255137519 is an apocalyptic number.

2255137519 is a deficient number, since it is larger than the sum of its proper divisors (1).

2255137519 is an equidigital number, since it uses as much as digits as its factorization.

2255137519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94500, while the sum is 40.

The square root of 2255137519 is about 47488.2882298362. The cubic root of 2255137519 is about 1311.3672803612.

The spelling of 2255137519 in words is "two billion, two hundred fifty-five million, one hundred thirty-seven thousand, five hundred nineteen".