120416399 has 2 divisors, whose sum is σ = 120416400. Its totient is φ = 120416398.

The previous prime is 120416299. The next prime is 120416437. The reversal of 120416399 is 993614021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120416399 - 2⁸ = 120416143 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120416099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60208199 + 60208200.

It is an arithmetic number, because the mean of its divisors is an integer number (60208200).

Almost surely, 2^120416399 is an apocalyptic number.

120416399 is a deficient number, since it is larger than the sum of its proper divisors (1).

120416399 is an equidigital number, since it uses as much as digits as its factorization.

120416399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 120416399 is about 10973.4406181471. The cubic root of 120416399 is about 493.8122719301.

The spelling of 120416399 in words is "one hundred twenty million, four hundred sixteen thousand, three hundred ninety-nine".