122879954 has 8 divisors (see below), whose sum is σ = 194021040. Its totient is φ = 58206276.

The previous prime is 122879947. The next prime is 122879957. The reversal of 122879954 is 459978221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 122879899 and 122879908.

It is not an unprimeable number, because it can be changed into a prime (122879957) 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, 1616804 + ... + 1616879.

It is an arithmetic number, because the mean of its divisors is an integer number (24252630).

Almost surely, 2^122879954 is an apocalyptic number.

122879954 is a deficient number, since it is larger than the sum of its proper divisors (71141086).

122879954 is a wasteful number, since it uses less digits than its factorization.

122879954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3233704.

The product of its digits is 362880, while the sum is 47.

The square root of 122879954 is about 11085.1230935881. The cubic root of 122879954 is about 497.1571389158.

The spelling of 122879954 in words is "one hundred twenty-two million, eight hundred seventy-nine thousand, nine hundred fifty-four".