124872494 has 4 divisors (see below), whose sum is σ = 187308744. Its totient is φ = 62436246.

The previous prime is 124872493. The next prime is 124872499. The reversal of 124872494 is 494278421.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124872493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31218122 + ... + 31218125.

It is an arithmetic number, because the mean of its divisors is an integer number (46827186).

Almost surely, 2^124872494 is an apocalyptic number.

124872494 is a deficient number, since it is larger than the sum of its proper divisors (62436250).

124872494 is an equidigital number, since it uses as much as digits as its factorization.

124872494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62436249.

The product of its digits is 129024, while the sum is 41.

The square root of 124872494 is about 11174.6361909460. The cubic root of 124872494 is about 499.8299341618.

The spelling of 124872494 in words is "one hundred twenty-four million, eight hundred seventy-two thousand, four hundred ninety-four".