122049439 has 2 divisors, whose sum is σ = 122049440. Its totient is φ = 122049438.

The previous prime is 122049427. The next prime is 122049451. The reversal of 122049439 is 934940221.

It is a balanced prime because it is at equal distance from previous prime (122049427) and next prime (122049451).

It is a cyclic number.

It is not a de Polignac number, because 122049439 - 2⁷ = 122049311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122049469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61024719 + 61024720.

It is an arithmetic number, because the mean of its divisors is an integer number (61024720).

Almost surely, 2^122049439 is an apocalyptic number.

122049439 is a deficient number, since it is larger than the sum of its proper divisors (1).

122049439 is an equidigital number, since it uses as much as digits as its factorization.

122049439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 122049439 is about 11047.5987888772. The cubic root of 122049439 is about 496.0345522561.

The spelling of 122049439 in words is "one hundred twenty-two million, forty-nine thousand, four hundred thirty-nine".