124440051 has 16 divisors (see below), whose sum is σ = 183320064. Its totient is φ = 74684544.

The previous prime is 124440049. The next prime is 124440053. The reversal of 124440051 is 150044421.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (124440049) and next prime (124440053).

It is not a de Polignac number, because 124440051 - 2¹ = 124440049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (124440053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51871 + ... + 54216.

It is an arithmetic number, because the mean of its divisors is an integer number (11457504).

Almost surely, 2^124440051 is an apocalyptic number.

124440051 is a deficient number, since it is larger than the sum of its proper divisors (58880013).

124440051 is a wasteful number, since it uses less digits than its factorization.

124440051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106130.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 124440051 is about 11155.2700998228. The cubic root of 124440051 is about 499.2522837315.

Adding to 124440051 its reverse (150044421), we get a palindrome (274484472).

The spelling of 124440051 in words is "one hundred twenty-four million, four hundred forty thousand, fifty-one".