95090909 has 2 divisors, whose sum is σ = 95090910. Its totient is φ = 95090908.

The previous prime is 95090903. The next prime is 95090921. The reversal of 95090909 is 90909059.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93122500 + 1968409 = 9650^2 + 1403^2 .

It is an emirp because it is prime and its reverse (90909059) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 95090909 - 2¹² = 95086813 is a prime.

It is a Chen prime.

95090909 is a modest number, since divided by 90909 gives 95 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (95090903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47545454 + 47545455.

It is an arithmetic number, because the mean of its divisors is an integer number (47545455).

Almost surely, 2^95090909 is an apocalyptic number.

It is an amenable number.

95090909 is a deficient number, since it is larger than the sum of its proper divisors (1).

95090909 is an equidigital number, since it uses as much as digits as its factorization.

95090909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32805, while the sum is 41.

The square root of 95090909 is about 9751.4567629662. The cubic root of 95090909 is about 456.4357641249.

The spelling of 95090909 in words is "ninety-five million, ninety thousand, nine hundred nine".