143232565612397 has 4 divisors (see below), whose sum is σ = 150771121697280. Its totient is φ = 135694009527516.

The previous prime is 143232565612387. The next prime is 143232565612453. The reversal of 143232565612397 is 793216565232341.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 143232565612397 - 2²⁰ = 143232564563821 is a prime.

It is a super-2 number, since 2×143232565612397² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143232565612387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3769278042413 + ... + 3769278042450.

It is an arithmetic number, because the mean of its divisors is an integer number (37692780424320).

Almost surely, 2^{143232565612397} is an apocalyptic number.

It is an amenable number.

143232565612397 is a deficient number, since it is larger than the sum of its proper divisors (7538556084883).

143232565612397 is an equidigital number, since it uses as much as digits as its factorization.

143232565612397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7538556084882.

The product of its digits is 48988800, while the sum is 59.

The spelling of 143232565612397 in words is "one hundred forty-three trillion, two hundred thirty-two billion, five hundred sixty-five million, six hundred twelve thousand, three hundred ninety-seven".