623150121 has 12 divisors (see below), whose sum is σ = 913267376. Its totient is φ = 377666520.

The previous prime is 623150093. The next prime is 623150123. The reversal of 623150121 is 121051326.

It is not a de Polignac number, because 623150121 - 2¹⁴ = 623133737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (623150123) 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, 857971 + ... + 858696.

Almost surely, 2^623150121 is an apocalyptic number.

It is an amenable number.

623150121 is a deficient number, since it is larger than the sum of its proper divisors (290117255).

623150121 is a wasteful number, since it uses less digits than its factorization.

623150121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716692 (or 1716681 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 623150121 is about 24962.9750029919. The cubic root of 623150121 is about 854.1436067773.

The spelling of 623150121 in words is "six hundred twenty-three million, one hundred fifty thousand, one hundred twenty-one".