124002051 has 4 divisors (see below), whose sum is σ = 165336072. Its totient is φ = 82668032.

The previous prime is 124002041. The next prime is 124002089. The reversal of 124002051 is 150200421.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 124002051 - 2¹⁵ = 123969283 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 124002051.

It is not an unprimeable number, because it can be changed into a prime (124002031) 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, 20667006 + ... + 20667011.

It is an arithmetic number, because the mean of its divisors is an integer number (41334018).

Almost surely, 2^124002051 is an apocalyptic number.

124002051 is a deficient number, since it is larger than the sum of its proper divisors (41334021).

124002051 is an equidigital number, since it uses as much as digits as its factorization.

124002051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41334020.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 124002051 is about 11135.6208178979. The cubic root of 124002051 is about 498.6658445582.

Adding to 124002051 its reverse (150200421), we get a palindrome (274202472).

The spelling of 124002051 in words is "one hundred twenty-four million, two thousand, fifty-one".