95780521 has 2 divisors, whose sum is σ = 95780522. Its totient is φ = 95780520.

The previous prime is 95780513. The next prime is 95780537. The reversal of 95780521 is 12508759.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82355625 + 13424896 = 9075^2 + 3664^2 .

It is an emirp because it is prime and its reverse (12508759) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 95780521 - 2³ = 95780513 is a prime.

It is not a weakly prime, because it can be changed into another prime (95780621) 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, 47890260 + 47890261.

It is an arithmetic number, because the mean of its divisors is an integer number (47890261).

Almost surely, 2^95780521 is an apocalyptic number.

It is an amenable number.

95780521 is a deficient number, since it is larger than the sum of its proper divisors (1).

95780521 is an equidigital number, since it uses as much as digits as its factorization.

95780521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 37.

The square root of 95780521 is about 9786.7523213781. The cubic root of 95780521 is about 457.5364852904.

The spelling of 95780521 in words is "ninety-five million, seven hundred eighty thousand, five hundred twenty-one".