122041791 has 6 divisors (see below), whose sum is σ = 176282600. Its totient is φ = 81361188.

The previous prime is 122041781. The next prime is 122041817. The reversal of 122041791 is 197140221.

It is not a de Polignac number, because 122041791 - 2⁶ = 122041727 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 (122041721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6780091 + ... + 6780108.

Almost surely, 2^122041791 is an apocalyptic number.

122041791 is a deficient number, since it is larger than the sum of its proper divisors (54240809).

122041791 is a wasteful number, since it uses less digits than its factorization.

122041791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13560205 (or 13560202 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 122041791 is about 11047.2526448887. The cubic root of 122041791 is about 496.0241910136.

The spelling of 122041791 in words is "one hundred twenty-two million, forty-one thousand, seven hundred ninety-one".