99795251 has 2 divisors, whose sum is σ = 99795252. Its totient is φ = 99795250.

The previous prime is 99795191. The next prime is 99795263. The reversal of 99795251 is 15259799.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99795251 - 2¹⁴ = 99778867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 99795196 and 99795205.

It is not a weakly prime, because it can be changed into another prime (99795281) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49897625 + 49897626.

It is an arithmetic number, because the mean of its divisors is an integer number (49897626).

Almost surely, 2^99795251 is an apocalyptic number.

99795251 is a deficient number, since it is larger than the sum of its proper divisors (1).

99795251 is an equidigital number, since it uses as much as digits as its factorization.

99795251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 255150, while the sum is 47.

The square root of 99795251 is about 9989.7573043593. The cubic root of 99795251 is about 463.8418800183.

The spelling of 99795251 in words is "ninety-nine million, seven hundred ninety-five thousand, two hundred fifty-one".