124142544 has 50 divisors (see below), whose sum is σ = 359308290. Its totient is φ = 41380416.

The previous prime is 124142537. The next prime is 124142563. The reversal of 124142544 is 445241421.

It can be written as a sum of positive squares in only one way, i.e., 98010000 + 26132544 = 9900^2 + 5112^2 .

It is a super-2 number, since 2×124142544² = 30822742461583872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 46599 + ... + 49190.

Almost surely, 2^124142544 is an apocalyptic number.

It is an amenable number.

124142544 is an abundant number, since it is smaller than the sum of its proper divisors (235165746).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124142544 is an equidigital number, since it uses as much as digits as its factorization.

124142544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95809 (or 95794 counting only the distinct ones).

The product of its digits is 5120, while the sum is 27.

The square root of 124142544 is about 11141.9273018630. The cubic root of 124142544 is about 498.8541011713.

Adding to 124142544 its reverse (445241421), we get a palindrome (569383965).

The spelling of 124142544 in words is "one hundred twenty-four million, one hundred forty-two thousand, five hundred forty-four".