95523721 has 2 divisors, whose sum is σ = 95523722. Its totient is φ = 95523720.

The previous prime is 95523713. The next prime is 95523763. The reversal of 95523721 is 12732559.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81000000 + 14523721 = 9000^2 + 3811^2 .

It is a cyclic number.

It is not a de Polignac number, because 95523721 - 2³ = 95523713 is a prime.

It is not a weakly prime, because it can be changed into another prime (95523821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47761860 + 47761861.

It is an arithmetic number, because the mean of its divisors is an integer number (47761861).

Almost surely, 2^95523721 is an apocalyptic number.

It is an amenable number.

95523721 is a deficient number, since it is larger than the sum of its proper divisors (1).

95523721 is an equidigital number, since it uses as much as digits as its factorization.

95523721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18900, while the sum is 34.

The square root of 95523721 is about 9773.6237394326. The cubic root of 95523721 is about 457.1272144154.

The spelling of 95523721 in words is "ninety-five million, five hundred twenty-three thousand, seven hundred twenty-one".