93647161 has 2 divisors, whose sum is σ = 93647162. Its totient is φ = 93647160.

The previous prime is 93647123. The next prime is 93647167. The reversal of 93647161 is 16174639.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74287161 + 19360000 = 8619^2 + 4400^2 .

It is a cyclic number.

It is not a de Polignac number, because 93647161 - 2²¹ = 91550009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 93647161.

It is not a weakly prime, because it can be changed into another prime (93647167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46823580 + 46823581.

It is an arithmetic number, because the mean of its divisors is an integer number (46823581).

Almost surely, 2^93647161 is an apocalyptic number.

It is an amenable number.

93647161 is a deficient number, since it is larger than the sum of its proper divisors (1).

93647161 is an equidigital number, since it uses as much as digits as its factorization.

93647161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 37.

The square root of 93647161 is about 9677.1463252345. The cubic root of 93647161 is about 454.1139799986.

The spelling of 93647161 in words is "ninety-three million, six hundred forty-seven thousand, one hundred sixty-one".