122672015 has 4 divisors (see below), whose sum is σ = 147206424. Its totient is φ = 98137608.

The previous prime is 122672003. The next prime is 122672029. The reversal of 122672015 is 510276221.

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 122672015 - 2⁶ = 122671951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12267197 + ... + 12267206.

It is an arithmetic number, because the mean of its divisors is an integer number (36801606).

Almost surely, 2^122672015 is an apocalyptic number.

122672015 is a deficient number, since it is larger than the sum of its proper divisors (24534409).

122672015 is an equidigital number, since it uses as much as digits as its factorization.

122672015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24534408.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 122672015 is about 11075.7399301356. The cubic root of 122672015 is about 496.8765487340.

The spelling of 122672015 in words is "one hundred twenty-two million, six hundred seventy-two thousand, fifteen".