124027399 has 2 divisors, whose sum is σ = 124027400. Its totient is φ = 124027398.

The previous prime is 124027391. The next prime is 124027411. The reversal of 124027399 is 993720421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124027399 - 2³ = 124027391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124027391) 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, 62013699 + 62013700.

It is an arithmetic number, because the mean of its divisors is an integer number (62013700).

Almost surely, 2^124027399 is an apocalyptic number.

124027399 is a deficient number, since it is larger than the sum of its proper divisors (1).

124027399 is an equidigital number, since it uses as much as digits as its factorization.

124027399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 124027399 is about 11136.7589091261. The cubic root of 124027399 is about 498.6998206646.

The spelling of 124027399 in words is "one hundred twenty-four million, twenty-seven thousand, three hundred ninety-nine".