122679172951 has 8 divisors (see below), whose sum is σ = 126332628224. Its totient is φ = 119043496800.

The previous prime is 122679172939. The next prime is 122679172999. The reversal of 122679172951 is 159271976221.

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

It is a cyclic number.

It is not a de Polignac number, because 122679172951 - 2¹¹ = 122679170903 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 (122679172901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4430775 + ... + 4458376.

It is an arithmetic number, because the mean of its divisors is an integer number (15791578528).

Almost surely, 2^122679172951 is an apocalyptic number.

122679172951 is a deficient number, since it is larger than the sum of its proper divisors (3653455273).

122679172951 is an equidigital number, since it uses as much as digits as its factorization.

122679172951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8889561.

The product of its digits is 952560, while the sum is 52.

The spelling of 122679172951 in words is "one hundred twenty-two billion, six hundred seventy-nine million, one hundred seventy-two thousand, nine hundred fifty-one".