118169413 has 2 divisors, whose sum is σ = 118169414. Its totient is φ = 118169412.

The previous prime is 118169393. The next prime is 118169459. The reversal of 118169413 is 314961811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78818884 + 39350529 = 8878^2 + 6273^2 .

It is an emirp because it is prime and its reverse (314961811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 118169413 - 2⁹ = 118168901 is a prime.

It is equal to p_6743356 and since 118169413 and 6743356 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118169473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59084706 + 59084707.

It is an arithmetic number, because the mean of its divisors is an integer number (59084707).

Almost surely, 2^118169413 is an apocalyptic number.

It is an amenable number.

118169413 is a deficient number, since it is larger than the sum of its proper divisors (1).

118169413 is an equidigital number, since it uses as much as digits as its factorization.

118169413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 34.

The square root of 118169413 is about 10870.5755597392. The cubic root of 118169413 is about 490.7214321006.

The spelling of 118169413 in words is "one hundred eighteen million, one hundred sixty-nine thousand, four hundred thirteen".