95015521 has 2 divisors, whose sum is σ = 95015522. Its totient is φ = 95015520.

The previous prime is 95015489. The next prime is 95015549. The reversal of 95015521 is 12551059.

It is an a-pointer prime, because the next prime (95015549) can be obtained adding 95015521 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67568400 + 27447121 = 8220^2 + 5239^2 .

It is an emirp because it is prime and its reverse (12551059) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 95015521 - 2⁵ = 95015489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 95015521.

It is not a weakly prime, because it can be changed into another prime (95015021) 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, 47507760 + 47507761.

It is an arithmetic number, because the mean of its divisors is an integer number (47507761).

Almost surely, 2^95015521 is an apocalyptic number.

It is an amenable number.

95015521 is a deficient number, since it is larger than the sum of its proper divisors (1).

95015521 is an equidigital number, since it uses as much as digits as its factorization.

95015521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2250, while the sum is 28.

The square root of 95015521 is about 9747.5905227907. The cubic root of 95015521 is about 456.3151115932.

It can be divided in two parts, 950 and 15521, that added together give a triangular number (16471 = T₁₈₁).

The spelling of 95015521 in words is "ninety-five million, fifteen thousand, five hundred twenty-one".