122938499 has 2 divisors, whose sum is σ = 122938500. Its totient is φ = 122938498.

The previous prime is 122938481. The next prime is 122938573. The reversal of 122938499 is 994839221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122938499 - 2¹² = 122934403 is a prime.

It is a super-2 number, since 2×122938499² = 30227749072746002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122938469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61469249 + 61469250.

It is an arithmetic number, because the mean of its divisors is an integer number (61469250).

Almost surely, 2^122938499 is an apocalyptic number.

122938499 is a deficient number, since it is larger than the sum of its proper divisors (1).

122938499 is an equidigital number, since it uses as much as digits as its factorization.

122938499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 47.

The square root of 122938499 is about 11087.7634805221. The cubic root of 122938499 is about 497.2360816632.

The spelling of 122938499 in words is "one hundred twenty-two million, nine hundred thirty-eight thousand, four hundred ninety-nine".