118454423 has 2 divisors, whose sum is σ = 118454424. Its totient is φ = 118454422.

The previous prime is 118454389. The next prime is 118454431. The reversal of 118454423 is 324454811.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118454423 - 2²⁴ = 101677207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 118454423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118454443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59227211 + 59227212.

It is an arithmetic number, because the mean of its divisors is an integer number (59227212).

Almost surely, 2^118454423 is an apocalyptic number.

118454423 is a deficient number, since it is larger than the sum of its proper divisors (1).

118454423 is an equidigital number, since it uses as much as digits as its factorization.

118454423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15360, while the sum is 32.

The square root of 118454423 is about 10883.6769062666. The cubic root of 118454423 is about 491.1156351354.

The spelling of 118454423 in words is "one hundred eighteen million, four hundred fifty-four thousand, four hundred twenty-three".