95661565 has 4 divisors (see below), whose sum is σ = 114793884. Its totient is φ = 76529248.

The previous prime is 95661563. The next prime is 95661581. The reversal of 95661565 is 56516659.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56516659 = 19 ⋅2974561.

It can be written as a sum of positive squares in 2 ways, for example, as 46703556 + 48958009 = 6834^2 + 6997^2 .

It is a cyclic number.

It is not a de Polignac number, because 95661565 - 2¹ = 95661563 is a prime.

It is a super-2 number, since 2×95661565² = 18302270036498450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (95661563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9566152 + ... + 9566161.

It is an arithmetic number, because the mean of its divisors is an integer number (28698471).

Almost surely, 2^95661565 is an apocalyptic number.

It is an amenable number.

95661565 is a deficient number, since it is larger than the sum of its proper divisors (19132319).

95661565 is a wasteful number, since it uses less digits than its factorization.

95661565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19132318.

The product of its digits is 243000, while the sum is 43.

The square root of 95661565 is about 9780.6730341015. The cubic root of 95661565 is about 457.3469921410.

The spelling of 95661565 in words is "ninety-five million, six hundred sixty-one thousand, five hundred sixty-five".