118556423 has 2 divisors, whose sum is σ = 118556424. Its totient is φ = 118556422.

The previous prime is 118556411. The next prime is 118556443. The reversal of 118556423 is 324655811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 118556423 - 2⁶ = 118556359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118556443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59278211 + 59278212.

It is an arithmetic number, because the mean of its divisors is an integer number (59278212).

Almost surely, 2^118556423 is an apocalyptic number.

118556423 is a deficient number, since it is larger than the sum of its proper divisors (1).

118556423 is an equidigital number, since it uses as much as digits as its factorization.

118556423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28800, while the sum is 35.

The square root of 118556423 is about 10888.3618143410. The cubic root of 118556423 is about 491.2565597261.

The spelling of 118556423 in words is "one hundred eighteen million, five hundred fifty-six thousand, four hundred twenty-three".