379859899 has 2 divisors, whose sum is σ = 379859900. Its totient is φ = 379859898.

The previous prime is 379859819. The next prime is 379859911. The reversal of 379859899 is 998958973.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 379859899 - 2¹¹ = 379857851 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (379859819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189929949 + 189929950.

It is an arithmetic number, because the mean of its divisors is an integer number (189929950).

Almost surely, 2^379859899 is an apocalyptic number.

379859899 is a deficient number, since it is larger than the sum of its proper divisors (1).

379859899 is an equidigital number, since it uses as much as digits as its factorization.

379859899 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44089920, while the sum is 67.

The square root of 379859899 is about 19489.9948435088. The cubic root of 379859899 is about 724.2266181865.

The spelling of 379859899 in words is "three hundred seventy-nine million, eight hundred fifty-nine thousand, eight hundred ninety-nine".