118556443 has 2 divisors, whose sum is σ = 118556444. Its totient is φ = 118556442.

The previous prime is 118556423. The next prime is 118556479. The reversal of 118556443 is 344655811.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 118556443 - 2⁵ = 118556411 is a prime.

It is not a weakly prime, because it can be changed into another prime (118556423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59278221 + 59278222.

It is an arithmetic number, because the mean of its divisors is an integer number (59278222).

Almost surely, 2^118556443 is an apocalyptic number.

118556443 is a deficient number, since it is larger than the sum of its proper divisors (1).

118556443 is an equidigital number, since it uses as much as digits as its factorization.

118556443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57600, while the sum is 37.

The square root of 118556443 is about 10888.3627327528. The cubic root of 118556443 is about 491.2565873505.

The spelling of 118556443 in words is "one hundred eighteen million, five hundred fifty-six thousand, four hundred forty-three".