122325551 has 4 divisors (see below), whose sum is σ = 123408192. Its totient is φ = 121242912.

The previous prime is 122325529. The next prime is 122325571. The reversal of 122325551 is 155523221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122325551 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122325551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122325521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 541151 + ... + 541376.

It is an arithmetic number, because the mean of its divisors is an integer number (30852048).

Almost surely, 2^122325551 is an apocalyptic number.

122325551 is a deficient number, since it is larger than the sum of its proper divisors (1082641).

122325551 is a wasteful number, since it uses less digits than its factorization.

122325551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082640.

The product of its digits is 3000, while the sum is 26.

The square root of 122325551 is about 11060.0882003716. The cubic root of 122325551 is about 496.4083295844.

Adding to 122325551 its reverse (155523221), we get a palindrome (277848772).

The spelling of 122325551 in words is "one hundred twenty-two million, three hundred twenty-five thousand, five hundred fifty-one".