95500091 has 2 divisors, whose sum is σ = 95500092. Its totient is φ = 95500090.

The previous prime is 95500087. The next prime is 95500109. The reversal of 95500091 is 19000559.

Together with next prime (95500109) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (19000559) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 95500091 - 2² = 95500087 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (95500051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47750045 + 47750046.

It is an arithmetic number, because the mean of its divisors is an integer number (47750046).

Almost surely, 2^95500091 is an apocalyptic number.

95500091 is a deficient number, since it is larger than the sum of its proper divisors (1).

95500091 is an equidigital number, since it uses as much as digits as its factorization.

95500091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2025, while the sum is 29.

The square root of 95500091 is about 9772.4147988100. The cubic root of 95500091 is about 457.0895176466.

The spelling of 95500091 in words is "ninety-five million, five hundred thousand, ninety-one".