122914387 has 2 divisors, whose sum is σ = 122914388. Its totient is φ = 122914386.

The previous prime is 122914357. The next prime is 122914391. The reversal of 122914387 is 783419221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122914387 - 2²³ = 114525779 is a prime.

It is not a weakly prime, because it can be changed into another prime (122914307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61457193 + 61457194.

It is an arithmetic number, because the mean of its divisors is an integer number (61457194).

Almost surely, 2^122914387 is an apocalyptic number.

122914387 is a deficient number, since it is larger than the sum of its proper divisors (1).

122914387 is an equidigital number, since it uses as much as digits as its factorization.

122914387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 37.

The square root of 122914387 is about 11086.6761024213. The cubic root of 122914387 is about 497.2035718028.

The spelling of 122914387 in words is "one hundred twenty-two million, nine hundred fourteen thousand, three hundred eighty-seven".