95149721 has 2 divisors, whose sum is σ = 95149722. Its totient is φ = 95149720.

The previous prime is 95149711. The next prime is 95149751. The reversal of 95149721 is 12794159.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67059721 + 28090000 = 8189^2 + 5300^2 .

It is a cyclic number.

It is not a de Polignac number, because 95149721 - 2⁶ = 95149657 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (95149711) 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, 47574860 + 47574861.

It is an arithmetic number, because the mean of its divisors is an integer number (47574861).

Almost surely, 2^95149721 is an apocalyptic number.

It is an amenable number.

95149721 is a deficient number, since it is larger than the sum of its proper divisors (1).

95149721 is an equidigital number, since it uses as much as digits as its factorization.

95149721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 38.

The square root of 95149721 is about 9754.4718462867. The cubic root of 95149721 is about 456.5298438085.

The spelling of 95149721 in words is "ninety-five million, one hundred forty-nine thousand, seven hundred twenty-one".