122004007939439 has 4 divisors (see below), whose sum is σ = 122075817245400. Its totient is φ = 121932198633480.

The previous prime is 122004007939309. The next prime is 122004007939469. The reversal of 122004007939439 is 934939700400221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122004007939439 - 2²⁸ = 122003739503983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122004007939469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35904650432 + ... + 35904653829.

It is an arithmetic number, because the mean of its divisors is an integer number (30518954311350).

Almost surely, 2^{122004007939439} is an apocalyptic number.

122004007939439 is a deficient number, since it is larger than the sum of its proper divisors (71809305961).

122004007939439 is an equidigital number, since it uses as much as digits as its factorization.

122004007939439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71809305960.

The product of its (nonzero) digits is 2939328, while the sum is 53.

The spelling of 122004007939439 in words is "one hundred twenty-two trillion, four billion, seven million, nine hundred thirty-nine thousand, four hundred thirty-nine".