73315163 has 2 divisors, whose sum is σ = 73315164. Its totient is φ = 73315162.

The previous prime is 73315157. The next prime is 73315183. The reversal of 73315163 is 36151337.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (36151337) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73315163 - 2⁴ = 73315147 is a prime.

It is a super-2 number, since 2×73315163² = 10750226251433138, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (73315183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36657581 + 36657582.

It is an arithmetic number, because the mean of its divisors is an integer number (36657582).

Almost surely, 2^73315163 is an apocalyptic number.

73315163 is a deficient number, since it is larger than the sum of its proper divisors (1).

73315163 is an equidigital number, since it uses as much as digits as its factorization.

73315163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5670, while the sum is 29.

The square root of 73315163 is about 8562.4274011521. The cubic root of 73315163 is about 418.5345050574.

The spelling of 73315163 in words is "seventy-three million, three hundred fifteen thousand, one hundred sixty-three".