124412051 has 4 divisors (see below), whose sum is σ = 124553832. Its totient is φ = 124270272.

The previous prime is 124412033. The next prime is 124412053. The reversal of 124412051 is 150214421.

It is a happy number.

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-124412051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124412053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69566 + ... + 71331.

It is an arithmetic number, because the mean of its divisors is an integer number (31138458).

Almost surely, 2^124412051 is an apocalyptic number.

124412051 is a deficient number, since it is larger than the sum of its proper divisors (141781).

124412051 is an equidigital number, since it uses as much as digits as its factorization.

124412051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141780.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 124412051 is about 11154.0150170241. The cubic root of 124412051 is about 499.2148356794.

Adding to 124412051 its reverse (150214421), we get a palindrome (274626472).

The spelling of 124412051 in words is "one hundred twenty-four million, four hundred twelve thousand, fifty-one".