73197043 has 2 divisors, whose sum is σ = 73197044. Its totient is φ = 73197042.

The previous prime is 73197037. The next prime is 73197077. The reversal of 73197043 is 34079137.

It is an a-pointer prime, because the next prime (73197077) can be obtained adding 73197043 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73197043 - 2²¹ = 71099891 is a prime.

It is not a weakly prime, because it can be changed into another prime (73197083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36598521 + 36598522.

It is an arithmetic number, because the mean of its divisors is an integer number (36598522).

Almost surely, 2^73197043 is an apocalyptic number.

73197043 is a deficient number, since it is larger than the sum of its proper divisors (1).

73197043 is an equidigital number, since it uses as much as digits as its factorization.

73197043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 73197043 is about 8555.5270439640. The cubic root of 73197043 is about 418.3096135642.

The spelling of 73197043 in words is "seventy-three million, one hundred ninety-seven thousand, forty-three".