799950001 has 2 divisors, whose sum is σ = 799950002. Its totient is φ = 799950000.

The previous prime is 799949993. The next prime is 799950017. The reversal of 799950001 is 100059997.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 699549601 + 100400400 = 26449^2 + 10020^2 .

It is an emirp because it is prime and its reverse (100059997) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 799950001 - 2³ = 799949993 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (799950061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399975000 + 399975001.

It is an arithmetic number, because the mean of its divisors is an integer number (399975001).

Almost surely, 2^799950001 is an apocalyptic number.

It is an amenable number.

799950001 is a deficient number, since it is larger than the sum of its proper divisors (1).

799950001 is an equidigital number, since it uses as much as digits as its factorization.

799950001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25515, while the sum is 40.

The square root of 799950001 is about 28283.3873678525. The cubic root of 799950001 is about 928.2984267530.

The spelling of 799950001 in words is "seven hundred ninety-nine million, nine hundred fifty thousand, one".