1163050001999 has 4 divisors (see below), whose sum is σ = 1164947310936. Its totient is φ = 1161152693064.

The previous prime is 1163050001989. The next prime is 1163050002011. The reversal of 1163050001999 is 9991000503611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1163050001999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163050001929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 948653549 + ... + 948654774.

It is an arithmetic number, because the mean of its divisors is an integer number (291236827734).

Almost surely, 2^{1163050001999} is an apocalyptic number.

1163050001999 is a deficient number, since it is larger than the sum of its proper divisors (1897308937).

1163050001999 is an equidigital number, since it uses as much as digits as its factorization.

1163050001999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1897308936.

The product of its (nonzero) digits is 65610, while the sum is 44.

The spelling of 1163050001999 in words is "one trillion, one hundred sixty-three billion, fifty million, one thousand, nine hundred ninety-nine".