124133990 has 16 divisors (see below), whose sum is σ = 233156448. Its totient is φ = 47494656.

The previous prime is 124133969. The next prime is 124133993. The reversal of 124133990 is 99331421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124133993) 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 7 ways as a sum of consecutive naturals, for example, 269627 + ... + 270086.

It is an arithmetic number, because the mean of its divisors is an integer number (14572278).

Almost surely, 2^124133990 is an apocalyptic number.

124133990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

124133990 is a deficient number, since it is larger than the sum of its proper divisors (109022458).

124133990 is a wasteful number, since it uses less digits than its factorization.

124133990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539743.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 124133990 is about 11141.5434298844. The cubic root of 124133990 is about 498.8426431171.

The spelling of 124133990 in words is "one hundred twenty-four million, one hundred thirty-three thousand, nine hundred ninety".