122666325 has 12 divisors (see below), whose sum is σ = 202808448. Its totient is φ = 65422000.

The previous prime is 122666309. The next prime is 122666329. The reversal of 122666325 is 523666221.

It is not a de Polignac number, because 122666325 - 2⁴ = 122666309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122666329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 817701 + ... + 817850.

It is an arithmetic number, because the mean of its divisors is an integer number (16900704).

Almost surely, 2^122666325 is an apocalyptic number.

122666325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122666325 is a deficient number, since it is larger than the sum of its proper divisors (80142123).

122666325 is a wasteful number, since it uses less digits than its factorization.

122666325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1635564 (or 1635559 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 122666325 is about 11075.4830594426. The cubic root of 122666325 is about 496.8688662666.

The spelling of 122666325 in words is "one hundred twenty-two million, six hundred sixty-six thousand, three hundred twenty-five".