124041139 has 16 divisors (see below), whose sum is σ = 138009600. Its totient is φ = 110949696.

The previous prime is 124041119. The next prime is 124041143. The reversal of 124041139 is 931140421.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 124041139 - 2⁵ = 124041107 is a prime.

It is a super-4 number, since 4×124041139⁴ (a number of 33 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124041109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32727 + ... + 36319.

It is an arithmetic number, because the mean of its divisors is an integer number (8625600).

Almost surely, 2^124041139 is an apocalyptic number.

124041139 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

124041139 is a deficient number, since it is larger than the sum of its proper divisors (13968461).

124041139 is a wasteful number, since it uses less digits than its factorization.

124041139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3714.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 124041139 is about 11137.3757681062. The cubic root of 124041139 is about 498.7182356347.

The spelling of 124041139 in words is "one hundred twenty-four million, forty-one thousand, one hundred thirty-nine".