122918027 has 2 divisors, whose sum is σ = 122918028. Its totient is φ = 122918026.

The previous prime is 122918023. The next prime is 122918051. The reversal of 122918027 is 720819221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122918027 - 2² = 122918023 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 122917984 and 122918002.

It is not a weakly prime, because it can be changed into another prime (122918021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61459013 + 61459014.

It is an arithmetic number, because the mean of its divisors is an integer number (61459014).

Almost surely, 2^122918027 is an apocalyptic number.

122918027 is a deficient number, since it is larger than the sum of its proper divisors (1).

122918027 is an equidigital number, since it uses as much as digits as its factorization.

122918027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 122918027 is about 11086.8402622208. The cubic root of 122918027 is about 497.2084798345.

The spelling of 122918027 in words is "one hundred twenty-two million, nine hundred eighteen thousand, twenty-seven".