2257119439 has 2 divisors, whose sum is σ = 2257119440. Its totient is φ = 2257119438.

The previous prime is 2257119437. The next prime is 2257119457. The reversal of 2257119439 is 9349117522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2257119439 - 2¹ = 2257119437 is a prime.

Together with 2257119437, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2257119395 and 2257119404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2257119437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1128559719 + 1128559720.

It is an arithmetic number, because the mean of its divisors is an integer number (1128559720).

Almost surely, 2^2257119439 is an apocalyptic number.

2257119439 is a deficient number, since it is larger than the sum of its proper divisors (1).

2257119439 is an equidigital number, since it uses as much as digits as its factorization.

2257119439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 43.

The square root of 2257119439 is about 47509.1511079708. The cubic root of 2257119439 is about 1311.7513314458.

The spelling of 2257119439 in words is "two billion, two hundred fifty-seven million, one hundred nineteen thousand, four hundred thirty-nine".