124006287 has 4 divisors (see below), whose sum is σ = 165341720. Its totient is φ = 82670856.

The previous prime is 124006283. The next prime is 124006297. The reversal of 124006287 is 782600421.

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

It is not a de Polignac number, because 124006287 - 2² = 124006283 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124006283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20667712 + ... + 20667717.

It is an arithmetic number, because the mean of its divisors is an integer number (41335430).

Almost surely, 2^124006287 is an apocalyptic number.

124006287 is a deficient number, since it is larger than the sum of its proper divisors (41335433).

124006287 is an equidigital number, since it uses as much as digits as its factorization.

124006287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41335432.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 124006287 is about 11135.8110167154. The cubic root of 124006287 is about 498.6715227558.

The spelling of 124006287 in words is "one hundred twenty-four million, six thousand, two hundred eighty-seven".