118055291 has 2 divisors, whose sum is σ = 118055292. Its totient is φ = 118055290.

The previous prime is 118055279. The next prime is 118055323. The reversal of 118055291 is 192550811.

It is an a-pointer prime, because the next prime (118055323) can be obtained adding 118055291 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 118055291 - 2¹⁸ = 117793147 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (118055891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59027645 + 59027646.

It is an arithmetic number, because the mean of its divisors is an integer number (59027646).

Almost surely, 2^118055291 is an apocalyptic number.

118055291 is a deficient number, since it is larger than the sum of its proper divisors (1).

118055291 is an equidigital number, since it uses as much as digits as its factorization.

118055291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 32.

The square root of 118055291 is about 10865.3251677067. The cubic root of 118055291 is about 490.5634099651.

The spelling of 118055291 in words is "one hundred eighteen million, fifty-five thousand, two hundred ninety-one".