1353431343 has 32 divisors (see below), whose sum is σ = 2071337472. Its totient is φ = 784544640.

The previous prime is 1353431341. The next prime is 1353431381. The reversal of 1353431343 is 3431343531.

It is not a de Polignac number, because 1353431343 - 2¹ = 1353431341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1353431343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353431341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84471 + ... + 99207.

It is an arithmetic number, because the mean of its divisors is an integer number (64729296).

Almost surely, 2^1353431343 is an apocalyptic number.

1353431343 is a deficient number, since it is larger than the sum of its proper divisors (717906129).

1353431343 is a wasteful number, since it uses less digits than its factorization.

1353431343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14796 (or 14774 counting only the distinct ones).

The product of its digits is 19440, while the sum is 30.

The square root of 1353431343 is about 36789.0111718160. The cubic root of 1353431343 is about 1106.1450407490.

Adding to 1353431343 its reverse (3431343531), we get a palindrome (4784774874).

The spelling of 1353431343 in words is "one billion, three hundred fifty-three million, four hundred thirty-one thousand, three hundred forty-three".