122651443 has 8 divisors (see below), whose sum is σ = 123990048. Its totient is φ = 121317504.

The previous prime is 122651429. The next prime is 122651449. The reversal of 122651443 is 344156221.

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 122651443 - 2¹³ = 122643251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122651449) 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, 81405 + ... + 82897.

It is an arithmetic number, because the mean of its divisors is an integer number (15498756).

Almost surely, 2^122651443 is an apocalyptic number.

122651443 is a deficient number, since it is larger than the sum of its proper divisors (1338605).

122651443 is a wasteful number, since it uses less digits than its factorization.

122651443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2333.

The product of its digits is 5760, while the sum is 28.

The square root of 122651443 is about 11074.8111947789. The cubic root of 122651443 is about 496.8487719130.

The spelling of 122651443 in words is "one hundred twenty-two million, six hundred fifty-one thousand, four hundred forty-three".