118492271 has 2 divisors, whose sum is σ = 118492272. Its totient is φ = 118492270.

The previous prime is 118492243. The next prime is 118492273. The reversal of 118492271 is 172294811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118492271 - 2¹⁸ = 118230127 is a prime.

Together with 118492273, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118492273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59246135 + 59246136.

It is an arithmetic number, because the mean of its divisors is an integer number (59246136).

Almost surely, 2^118492271 is an apocalyptic number.

118492271 is a deficient number, since it is larger than the sum of its proper divisors (1).

118492271 is an equidigital number, since it uses as much as digits as its factorization.

118492271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 35.

The square root of 118492271 is about 10885.4155180223. The cubic root of 118492271 is about 491.1679358847.

The spelling of 118492271 in words is "one hundred eighteen million, four hundred ninety-two thousand, two hundred seventy-one".