122725356723 has 12 divisors (see below), whose sum is σ = 177285057040. Its totient is φ = 81809936496.

The previous prime is 122725356713. The next prime is 122725356731. The reversal of 122725356723 is 327653527221.

It is a happy number.

122725356723 is a `hidden beast` number, since 1 + 2 + 272 + 5 + 356 + 7 + 23 = 666.

It is not a de Polignac number, because 122725356723 - 2⁴ = 122725356707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122725356713) 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, 467968 + ... + 681501.

Almost surely, 2^122725356723 is an apocalyptic number.

122725356723 is a deficient number, since it is larger than the sum of its proper divisors (54559700317).

122725356723 is a wasteful number, since it uses less digits than its factorization.

122725356723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161338 (or 1161335 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 45.

The spelling of 122725356723 in words is "one hundred twenty-two billion, seven hundred twenty-five million, three hundred fifty-six thousand, seven hundred twenty-three".