9143573 has 2 divisors, whose sum is σ = 9143574. Its totient is φ = 9143572.

The previous prime is 9143567. The next prime is 9143587. The reversal of 9143573 is 3753419.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8514724 + 628849 = 2918^2 + 793^2 .

It is an emirp because it is prime and its reverse (3753419) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9143573 - 2⁶ = 9143509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9143513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4571786 + 4571787.

It is an arithmetic number, because the mean of its divisors is an integer number (4571787).

Almost surely, 2^9143573 is an apocalyptic number.

It is an amenable number.

9143573 is a deficient number, since it is larger than the sum of its proper divisors (1).

9143573 is an equidigital number, since it uses as much as digits as its factorization.

9143573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11340, while the sum is 32.

The square root of 9143573 is about 3023.8341555052. The cubic root of 9143573 is about 209.1086406627.

The spelling of 9143573 in words is "nine million, one hundred forty-three thousand, five hundred seventy-three".