995797849 has 2 divisors, whose sum is σ = 995797850. Its totient is φ = 995797848.

The previous prime is 995797823. The next prime is 995797927. The reversal of 995797849 is 948797599.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 501536025 + 494261824 = 22395^2 + 22232^2 .

It is a cyclic number.

It is not a de Polignac number, because 995797849 - 2⁷ = 995797721 is a prime.

It is a super-2 number, since 2×995797849² = 1983226712146053602, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (995798849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497898924 + 497898925.

It is an arithmetic number, because the mean of its divisors is an integer number (497898925).

Almost surely, 2^995797849 is an apocalyptic number.

It is an amenable number.

995797849 is a deficient number, since it is larger than the sum of its proper divisors (1).

995797849 is an equidigital number, since it uses as much as digits as its factorization.

995797849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51438240, while the sum is 67.

The square root of 995797849 is about 31556.2648138210. The cubic root of 995797849 is about 998.5973163987.

The spelling of 995797849 in words is "nine hundred ninety-five million, seven hundred ninety-seven thousand, eight hundred forty-nine".