118571711 has 2 divisors, whose sum is σ = 118571712. Its totient is φ = 118571710.

The previous prime is 118571707. The next prime is 118571731. The reversal of 118571711 is 117175811.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 118571711 - 2² = 118571707 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118571731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59285855 + 59285856.

It is an arithmetic number, because the mean of its divisors is an integer number (59285856).

Almost surely, 2^118571711 is an apocalyptic number.

118571711 is a deficient number, since it is larger than the sum of its proper divisors (1).

118571711 is an equidigital number, since it uses as much as digits as its factorization.

118571711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1960, while the sum is 32.

The square root of 118571711 is about 10889.0638256923. The cubic root of 118571711 is about 491.2776748691.

The spelling of 118571711 in words is "one hundred eighteen million, five hundred seventy-one thousand, seven hundred eleven".