73091043 has 12 divisors (see below), whose sum is σ = 111132840. Its totient is φ = 46162656.

The previous prime is 73091027. The next prime is 73091047. The reversal of 73091043 is 34019037.

It is not a de Polignac number, because 73091043 - 2⁴ = 73091027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73090998 and 73091016.

It is not an unprimeable number, because it can be changed into a prime (73091047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 213546 + ... + 213887.

It is an arithmetic number, because the mean of its divisors is an integer number (9261070).

Almost surely, 2^73091043 is an apocalyptic number.

73091043 is a deficient number, since it is larger than the sum of its proper divisors (38041797).

73091043 is a wasteful number, since it uses less digits than its factorization.

73091043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427458 (or 427455 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 73091043 is about 8549.3299737465. The cubic root of 73091043 is about 418.1075915587.

The spelling of 73091043 in words is "seventy-three million, ninety-one thousand, forty-three".