95219681 has 2 divisors, whose sum is σ = 95219682. Its totient is φ = 95219680.

The previous prime is 95219653. The next prime is 95219711. The reversal of 95219681 is 18691259.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94400656 + 819025 = 9716^2 + 905^2 .

It is a cyclic number.

It is not a de Polignac number, because 95219681 - 2⁶ = 95219617 is a prime.

It is a super-2 number, since 2×95219681² = 18133575299483522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (95219651) 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, 47609840 + 47609841.

It is an arithmetic number, because the mean of its divisors is an integer number (47609841).

Almost surely, 2^95219681 is an apocalyptic number.

It is an amenable number.

95219681 is a deficient number, since it is larger than the sum of its proper divisors (1).

95219681 is an equidigital number, since it uses as much as digits as its factorization.

95219681 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 41.

The square root of 95219681 is about 9758.0572349213. The cubic root of 95219681 is about 456.6417061203.

The spelling of 95219681 in words is "ninety-five million, two hundred nineteen thousand, six hundred eighty-one".