122573407 has 4 divisors (see below), whose sum is σ = 133716456. Its totient is φ = 111430360.

The previous prime is 122573393. The next prime is 122573413. The reversal of 122573407 is 704375221.

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 122573407 - 2²³ = 114184799 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 (122573707) 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, 5571508 + ... + 5571529.

It is an arithmetic number, because the mean of its divisors is an integer number (33429114).

Almost surely, 2^122573407 is an apocalyptic number.

122573407 is a deficient number, since it is larger than the sum of its proper divisors (11143049).

122573407 is a wasteful number, since it uses less digits than its factorization.

122573407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11143048.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 122573407 is about 11071.2875041704. The cubic root of 122573407 is about 496.7433775382.

The spelling of 122573407 in words is "one hundred twenty-two million, five hundred seventy-three thousand, four hundred seven".