124699 has 2 divisors, whose sum is σ = 124700. Its totient is φ = 124698.

The previous prime is 124693. The next prime is 124703. The reversal of 124699 is 996421.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124699 - 2¹¹ = 122651 is a prime.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 124699.

It is not a weakly prime, because it can be changed into another prime (124693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62349 + 62350.

It is an arithmetic number, because the mean of its divisors is an integer number (62350).

2¹²⁴⁶⁹⁹ is an apocalyptic number.

124699 is a deficient number, since it is larger than the sum of its proper divisors (1).

124699 is an equidigital number, since it uses as much as digits as its factorization.

124699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 31.

The square root of 124699 is about 353.1274557437. The cubic root of 124699 is about 49.9598344098.

The spelling of 124699 in words is "one hundred twenty-four thousand, six hundred ninety-nine".