1353231344 has 20 divisors (see below), whose sum is σ = 2706463680. Its totient is φ = 654789120.

The previous prime is 1353231343. The next prime is 1353231349. The reversal of 1353231344 is 4431323531.

1353231344 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353231343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1363649 + ... + 1364640.

It is an arithmetic number, because the mean of its divisors is an integer number (135323184).

Almost surely, 2^1353231344 is an apocalyptic number.

It is an amenable number.

1353231344 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1353231344 is a wasteful number, since it uses less digits than its factorization.

1353231344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2728328 (or 2728322 counting only the distinct ones).

The product of its digits is 12960, while the sum is 29.

The square root of 1353231344 is about 36786.2928819961. The cubic root of 1353231344 is about 1106.0905523798.

Adding to 1353231344 its reverse (4431323531), we get a palindrome (5784554875).

The spelling of 1353231344 in words is "one billion, three hundred fifty-three million, two hundred thirty-one thousand, three hundred forty-four".