143713322 has 4 divisors (see below), whose sum is σ = 215569986. Its totient is φ = 71856660.

The previous prime is 143713319. The next prime is 143713337. The reversal of 143713322 is 223317341.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 223317341 = 13 ⋅17178257.

It can be written as a sum of positive squares in only one way, i.e., 123454321 + 20259001 = 11111^2 + 4501^2 .

It is a junction number, because it is equal to n+sod(n) for n = 143713291 and 143713300.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35928329 + ... + 35928332.

Almost surely, 2^143713322 is an apocalyptic number.

143713322 is a deficient number, since it is larger than the sum of its proper divisors (71856664).

143713322 is an equidigital number, since it uses as much as digits as its factorization.

143713322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71856663.

The product of its digits is 3024, while the sum is 26.

The square root of 143713322 is about 11988.0491323651. The cubic root of 143713322 is about 523.8002195700.

The spelling of 143713322 in words is "one hundred forty-three million, seven hundred thirteen thousand, three hundred twenty-two".