73132243 has 2 divisors, whose sum is σ = 73132244. Its totient is φ = 73132242.

The previous prime is 73132237. The next prime is 73132247. The reversal of 73132243 is 34223137.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73132243 - 2¹⁷ = 73001171 is a prime.

It is a super-2 number, since 2×73132243² = 10696649932422098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73132247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36566121 + 36566122.

It is an arithmetic number, because the mean of its divisors is an integer number (36566122).

Almost surely, 2^73132243 is an apocalyptic number.

73132243 is a deficient number, since it is larger than the sum of its proper divisors (1).

73132243 is an equidigital number, since it uses as much as digits as its factorization.

73132243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 25.

The square root of 73132243 is about 8551.7391798394. The cubic root of 73132243 is about 418.1861365095.

The spelling of 73132243 in words is "seventy-three million, one hundred thirty-two thousand, two hundred forty-three".