73132143 has 16 divisors (see below), whose sum is σ = 111614976. Its totient is φ = 41724000.

The previous prime is 73132127. The next prime is 73132183. The reversal of 73132143 is 34123137.

It is not a de Polignac number, because 73132143 - 2⁴ = 73132127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73132183) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13018 + ... + 17768.

It is an arithmetic number, because the mean of its divisors is an integer number (6975936).

Almost surely, 2^73132143 is an apocalyptic number.

73132143 is a deficient number, since it is larger than the sum of its proper divisors (38482833).

73132143 is a wasteful number, since it uses less digits than its factorization.

73132143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5494.

The product of its digits is 1512, while the sum is 24.

The square root of 73132143 is about 8551.7333330735. The cubic root of 73132143 is about 418.1859459021.

The spelling of 73132143 in words is "seventy-three million, one hundred thirty-two thousand, one hundred forty-three".