255374419 has 2 divisors, whose sum is σ = 255374420. Its totient is φ = 255374418.

The previous prime is 255374393. The next prime is 255374437. The reversal of 255374419 is 914473552.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 255374419 - 2⁹ = 255373907 is a prime.

It is a super-2 number, since 2×255374419² = 130432187759175122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (255374489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127687209 + 127687210.

It is an arithmetic number, because the mean of its divisors is an integer number (127687210).

Almost surely, 2^255374419 is an apocalyptic number.

255374419 is a deficient number, since it is larger than the sum of its proper divisors (1).

255374419 is an equidigital number, since it uses as much as digits as its factorization.

255374419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 40.

The square root of 255374419 is about 15980.4386360325. The cubic root of 255374419 is about 634.4427864471.

The spelling of 255374419 in words is "two hundred fifty-five million, three hundred seventy-four thousand, four hundred nineteen".