124133942 has 4 divisors (see below), whose sum is σ = 186200916. Its totient is φ = 62066970.

The previous prime is 124133941. The next prime is 124133953. The reversal of 124133942 is 249331421.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 249331421 = 9241 ⋅26981.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124133941) 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 as a sum of consecutive naturals, namely, 31033484 + ... + 31033487.

It is an arithmetic number, because the mean of its divisors is an integer number (46550229).

Almost surely, 2^124133942 is an apocalyptic number.

124133942 is a deficient number, since it is larger than the sum of its proper divisors (62066974).

124133942 is an equidigital number, since it uses as much as digits as its factorization.

124133942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62066973.

The product of its digits is 5184, while the sum is 29.

The square root of 124133942 is about 11141.5412757841. The cubic root of 124133942 is about 498.8425788198.

The spelling of 124133942 in words is "one hundred twenty-four million, one hundred thirty-three thousand, nine hundred forty-two".