799899101 has 4 divisors (see below), whose sum is σ = 803690304. Its totient is φ = 796107900.

The previous prime is 799899071. The next prime is 799899127. The reversal of 799899101 is 101998997.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-799899101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (799859101) 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, 1895285 + ... + 1895706.

It is an arithmetic number, because the mean of its divisors is an integer number (200922576).

Almost surely, 2^799899101 is an apocalyptic number.

It is an amenable number.

799899101 is a deficient number, since it is larger than the sum of its proper divisors (3791203).

799899101 is a wasteful number, since it uses less digits than its factorization.

799899101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3791202.

The product of its (nonzero) digits is 367416, while the sum is 53.

The square root of 799899101 is about 28282.4875320400. The cubic root of 799899101 is about 928.2787374424.

The spelling of 799899101 in words is "seven hundred ninety-nine million, eight hundred ninety-nine thousand, one hundred one".