73045043 has 2 divisors, whose sum is σ = 73045044. Its totient is φ = 73045042.

The previous prime is 73045031. The next prime is 73045051. The reversal of 73045043 is 34054037.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73045043 - 2⁸ = 73044787 is a prime.

It is not a weakly prime, because it can be changed into another prime (73045543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36522521 + 36522522.

It is an arithmetic number, because the mean of its divisors is an integer number (36522522).

Almost surely, 2^73045043 is an apocalyptic number.

73045043 is a deficient number, since it is larger than the sum of its proper divisors (1).

73045043 is an equidigital number, since it uses as much as digits as its factorization.

73045043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 26.

The square root of 73045043 is about 8546.6392810274. The cubic root of 73045043 is about 418.0198608574.

The spelling of 73045043 in words is "seventy-three million, forty-five thousand, forty-three".