255915119 has 2 divisors, whose sum is σ = 255915120. Its totient is φ = 255915118.

The previous prime is 255915109. The next prime is 255915131. The reversal of 255915119 is 911519552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255915119 - 2¹² = 255911023 is a prime.

It is a super-2 number, since 2×255915119² = 130985096265568322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255915109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127957559 + 127957560.

It is an arithmetic number, because the mean of its divisors is an integer number (127957560).

Almost surely, 2^255915119 is an apocalyptic number.

255915119 is a deficient number, since it is larger than the sum of its proper divisors (1).

255915119 is an equidigital number, since it uses as much as digits as its factorization.

255915119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20250, while the sum is 38.

The square root of 255915119 is about 15997.3472488410. The cubic root of 255915119 is about 634.8902358481.

The spelling of 255915119 in words is "two hundred fifty-five million, nine hundred fifteen thousand, one hundred nineteen".