73118943 has 24 divisors (see below), whose sum is σ = 110073600. Its totient is φ = 48503448.

The previous prime is 73118923. The next prime is 73118957. The reversal of 73118943 is 34981137.

It is a happy number.

It is not a de Polignac number, because 73118943 - 2⁵ = 73118911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73118898 and 73118907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73118923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57448 + ... + 58706.

It is an arithmetic number, because the mean of its divisors is an integer number (4586400).

Almost surely, 2^73118943 is an apocalyptic number.

73118943 is a deficient number, since it is larger than the sum of its proper divisors (36954657).

73118943 is a wasteful number, since it uses less digits than its factorization.

73118943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1513 (or 1501 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 73118943 is about 8550.9615248813. The cubic root of 73118943 is about 418.1607842044.

The spelling of 73118943 in words is "seventy-three million, one hundred eighteen thousand, nine hundred forty-three".