1431143322 has 32 divisors (see below), whose sum is σ = 3275578752. Its totient is φ = 408348864.

The previous prime is 1431143299. The next prime is 1431143323. The reversal of 1431143322 is 2233411341.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1431143292 and 1431143301.

It is not an unprimeable number, because it can be changed into a prime (1431143323) 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, 9288 + ... + 54300.

It is an arithmetic number, because the mean of its divisors is an integer number (102361836).

Almost surely, 2^1431143322 is an apocalyptic number.

1431143322 is an abundant number, since it is smaller than the sum of its proper divisors (1844435430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1431143322 is a wasteful number, since it uses less digits than its factorization.

1431143322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45782.

The product of its digits is 1728, while the sum is 24.

The square root of 1431143322 is about 37830.4549536481. The cubic root of 1431143322 is about 1126.9233461416.

Adding to 1431143322 its reverse (2233411341), we get a palindrome (3664554663).

The spelling of 1431143322 in words is "one billion, four hundred thirty-one million, one hundred forty-three thousand, three hundred twenty-two".