5095991 has 2 divisors, whose sum is σ = 5095992. Its totient is φ = 5095990.

The previous prime is 5095957. The next prime is 5096011. The reversal of 5095991 is 1995905.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5095991 - 2⁶ = 5095927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5095921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2547995 + 2547996.

It is an arithmetic number, because the mean of its divisors is an integer number (2547996).

Almost surely, 2^5095991 is an apocalyptic number.

5095991 is a deficient number, since it is larger than the sum of its proper divisors (1).

5095991 is an equidigital number, since it uses as much as digits as its factorization.

5095991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18225, while the sum is 38.

The square root of 5095991 is about 2257.4301761073. The cubic root of 5095991 is about 172.0849476730.

The spelling of 5095991 in words is "five million, ninety-five thousand, nine hundred ninety-one".