122451379 has 8 divisors (see below), whose sum is σ = 130892832. Its totient is φ = 114269760.

The previous prime is 122451367. The next prime is 122451383. The reversal of 122451379 is 973154221.

It is a happy number.

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 122451379 - 2⁵ = 122451347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122451319) 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, 63984 + ... + 65869.

It is an arithmetic number, because the mean of its divisors is an integer number (16361604).

Almost surely, 2^122451379 is an apocalyptic number.

122451379 is a deficient number, since it is larger than the sum of its proper divisors (8441453).

122451379 is a wasteful number, since it uses less digits than its factorization.

122451379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129917.

The product of its digits is 15120, while the sum is 34.

The square root of 122451379 is about 11065.7751197103. The cubic root of 122451379 is about 496.5784784541.

The spelling of 122451379 in words is "one hundred twenty-two million, four hundred fifty-one thousand, three hundred seventy-nine".