124112340 has 72 divisors (see below), whose sum is σ = 410705568. Its totient is φ = 30087360.

The previous prime is 124112327. The next prime is 124112363. The reversal of 124112340 is 43211421.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29362 + ... + 33321.

It is an arithmetic number, because the mean of its divisors is an integer number (5704244).

Almost surely, 2^124112340 is an apocalyptic number.

124112340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124112340 is an abundant number, since it is smaller than the sum of its proper divisors (286593228).

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

124112340 is a wasteful number, since it uses less digits than its factorization.

124112340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62709 (or 62704 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 124112340 is about 11140.5717986107. The cubic root of 124112340 is about 498.8136406627.

Adding to 124112340 its reverse (43211421), we get a palindrome (167323761).

The spelling of 124112340 in words is "one hundred twenty-four million, one hundred twelve thousand, three hundred forty".