1013896999 has 2 divisors, whose sum is σ = 1013897000. Its totient is φ = 1013896998.

The previous prime is 1013896979. The next prime is 1013897039. The reversal of 1013896999 is 9996983101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1013896999 - 2²³ = 1005508391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013896979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506948499 + 506948500.

It is an arithmetic number, because the mean of its divisors is an integer number (506948500).

Almost surely, 2^1013896999 is an apocalyptic number.

1013896999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013896999 is an equidigital number, since it uses as much as digits as its factorization.

1013896999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 944784, while the sum is 55.

The square root of 1013896999 is about 31841.7493081018. The cubic root of 1013896999 is about 1004.6110386432.

The spelling of 1013896999 in words is "one billion, thirteen million, eight hundred ninety-six thousand, nine hundred ninety-nine".