124441857 has 12 divisors (see below), whose sum is σ = 179846160. Its totient is φ = 82916568.

The previous prime is 124441831. The next prime is 124441873. The reversal of 124441857 is 758144421.

It is a happy number.

It is not a de Polignac number, because 124441857 - 2¹⁴ = 124425473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (124441357) 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 11 ways as a sum of consecutive naturals, for example, 29898 + ... + 33804.

It is an arithmetic number, because the mean of its divisors is an integer number (14987180).

Almost surely, 2^124441857 is an apocalyptic number.

It is an amenable number.

124441857 is a deficient number, since it is larger than the sum of its proper divisors (55404303).

124441857 is a wasteful number, since it uses less digits than its factorization.

124441857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7452 (or 7449 counting only the distinct ones).

The product of its digits is 35840, while the sum is 36.

The square root of 124441857 is about 11155.3510478156. The cubic root of 124441857 is about 499.2546989380.

The spelling of 124441857 in words is "one hundred twenty-four million, four hundred forty-one thousand, eight hundred fifty-seven".