124036661 has 8 divisors (see below), whose sum is σ = 142492224. Its totient is φ = 105765120.

The previous prime is 124036651. The next prime is 124036663. The reversal of 124036661 is 166630421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 124036661 - 2¹⁸ = 123774517 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124036663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44555 + ... + 47256.

It is an arithmetic number, because the mean of its divisors is an integer number (17811528).

Almost surely, 2^124036661 is an apocalyptic number.

It is an amenable number.

124036661 is a deficient number, since it is larger than the sum of its proper divisors (18455563).

124036661 is an equidigital number, since it uses as much as digits as its factorization.

124036661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92011.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 124036661 is about 11137.1747315017. The cubic root of 124036661 is about 498.7122341657.

The spelling of 124036661 in words is "one hundred twenty-four million, thirty-six thousand, six hundred sixty-one".