124085699 has 2 divisors, whose sum is σ = 124085700. Its totient is φ = 124085698.

The previous prime is 124085681. The next prime is 124085701. The reversal of 124085699 is 996580421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124085699 - 2⁸ = 124085443 is a prime.

Together with 124085701, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (124085099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62042849 + 62042850.

It is an arithmetic number, because the mean of its divisors is an integer number (62042850).

Almost surely, 2^124085699 is an apocalyptic number.

124085699 is a deficient number, since it is larger than the sum of its proper divisors (1).

124085699 is an equidigital number, since it uses as much as digits as its factorization.

124085699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 124085699 is about 11139.3760597261. The cubic root of 124085699 is about 498.7779476093. Note that the first 3 decimals are identical.

The spelling of 124085699 in words is "one hundred twenty-four million, eighty-five thousand, six hundred ninety-nine".