73160993 has 2 divisors, whose sum is σ = 73160994. Its totient is φ = 73160992.

The previous prime is 73160947. The next prime is 73161029. The reversal of 73160993 is 39906137.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58629649 + 14531344 = 7657^2 + 3812^2 .

It is a cyclic number.

It is not a de Polignac number, because 73160993 - 2¹⁴ = 73144609 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73160903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36580496 + 36580497.

It is an arithmetic number, because the mean of its divisors is an integer number (36580497).

Almost surely, 2^73160993 is an apocalyptic number.

It is an amenable number.

73160993 is a deficient number, since it is larger than the sum of its proper divisors (1).

73160993 is an equidigital number, since it uses as much as digits as its factorization.

73160993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30618, while the sum is 38.

The square root of 73160993 is about 8553.4199592911. The cubic root of 73160993 is about 418.2409289229.

The spelling of 73160993 in words is "seventy-three million, one hundred sixty thousand, nine hundred ninety-three".