1411979399 has 2 divisors, whose sum is σ = 1411979400. Its totient is φ = 1411979398.

The previous prime is 1411979389. The next prime is 1411979411. The reversal of 1411979399 is 9939791141.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1411979399 - 2⁸ = 1411979143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1411979399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1411979329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 705989699 + 705989700.

It is an arithmetic number, because the mean of its divisors is an integer number (705989700).

Almost surely, 2^1411979399 is an apocalyptic number.

1411979399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1411979399 is an equidigital number, since it uses as much as digits as its factorization.

1411979399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 551124, while the sum is 53.

The square root of 1411979399 is about 37576.3143349637. The cubic root of 1411979399 is about 1121.8706512237.

The spelling of 1411979399 in words is "one billion, four hundred eleven million, nine hundred seventy-nine thousand, three hundred ninety-nine".