122412651 has 8 divisors (see below), whose sum is σ = 164408784. Its totient is φ = 81012480.

The previous prime is 122412629. The next prime is 122412659. The reversal of 122412651 is 156214221.

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

It is not a de Polignac number, because 122412651 - 2⁷ = 122412523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122412659) 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, 148510 + ... + 149331.

It is an arithmetic number, because the mean of its divisors is an integer number (20551098).

Almost surely, 2^122412651 is an apocalyptic number.

122412651 is a deficient number, since it is larger than the sum of its proper divisors (41996133).

122412651 is a wasteful number, since it uses less digits than its factorization.

122412651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297981.

The product of its digits is 960, while the sum is 24.

The square root of 122412651 is about 11064.0250813165. The cubic root of 122412651 is about 496.5261215668.

Adding to 122412651 its reverse (156214221), we get a palindrome (278626872).

The spelling of 122412651 in words is "one hundred twenty-two million, four hundred twelve thousand, six hundred fifty-one".