122104439 has 2 divisors, whose sum is σ = 122104440. Its totient is φ = 122104438.

The previous prime is 122104429. The next prime is 122104487. The reversal of 122104439 is 934401221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122104439 - 2¹² = 122100343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122104429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61052219 + 61052220.

It is an arithmetic number, because the mean of its divisors is an integer number (61052220).

Almost surely, 2^122104439 is an apocalyptic number.

122104439 is a deficient number, since it is larger than the sum of its proper divisors (1).

122104439 is an equidigital number, since it uses as much as digits as its factorization.

122104439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 122104439 is about 11050.0877372082. The cubic root of 122104439 is about 496.1090515834.

The spelling of 122104439 in words is "one hundred twenty-two million, one hundred four thousand, four hundred thirty-nine".