124872534 has 12 divisors (see below), whose sum is σ = 270557196. Its totient is φ = 41624172.

The previous prime is 124872533. The next prime is 124872547. The reversal of 124872534 is 435278421.

It is a happy number.

124872534 is a `hidden beast` number, since 12 + 48 + 72 + 534 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124872533) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3468664 + ... + 3468699.

It is an arithmetic number, because the mean of its divisors is an integer number (22546433).

Almost surely, 2^124872534 is an apocalyptic number.

124872534 is an abundant number, since it is smaller than the sum of its proper divisors (145684662).

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

124872534 is a wasteful number, since it uses less digits than its factorization.

124872534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6937371 (or 6937368 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 124872534 is about 11174.6379807133. The cubic root of 124872534 is about 499.8299875314.

The spelling of 124872534 in words is "one hundred twenty-four million, eight hundred seventy-two thousand, five hundred thirty-four".