118256459 has 2 divisors, whose sum is σ = 118256460. Its totient is φ = 118256458.

The previous prime is 118256449. The next prime is 118256521. The reversal of 118256459 is 954652811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 118256459 - 2¹² = 118252363 is a prime.

It is not a weakly prime, because it can be changed into another prime (118256419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59128229 + 59128230.

It is an arithmetic number, because the mean of its divisors is an integer number (59128230).

Almost surely, 2^118256459 is an apocalyptic number.

118256459 is a deficient number, since it is larger than the sum of its proper divisors (1).

118256459 is an equidigital number, since it uses as much as digits as its factorization.

118256459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86400, while the sum is 41.

The square root of 118256459 is about 10874.5785665468. The cubic root of 118256459 is about 490.8418943326.

The spelling of 118256459 in words is "one hundred eighteen million, two hundred fifty-six thousand, four hundred fifty-nine".