124873982 has 4 divisors (see below), whose sum is σ = 187310976. Its totient is φ = 62436990.

The previous prime is 124873981. The next prime is 124874011. The reversal of 124873982 is 289378421.

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

It is a super-2 number, since 2×124873982² = 31187022761072648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124873981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31218494 + ... + 31218497.

It is an arithmetic number, because the mean of its divisors is an integer number (46827744).

Almost surely, 2^124873982 is an apocalyptic number.

124873982 is a deficient number, since it is larger than the sum of its proper divisors (62436994).

124873982 is an equidigital number, since it uses as much as digits as its factorization.

124873982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62436993.

The product of its digits is 193536, while the sum is 44.

The square root of 124873982 is about 11174.7027700964. The cubic root of 124873982 is about 499.8319195042.

The spelling of 124873982 in words is "one hundred twenty-four million, eight hundred seventy-three thousand, nine hundred eighty-two".