1344523313 has 12 divisors (see below), whose sum is σ = 1570005312. Its totient is φ = 1127915400.

The previous prime is 1344523273. The next prime is 1344523321. The reversal of 1344523313 is 3133254431.

It is not a de Polignac number, because 1344523313 - 2¹⁸ = 1344261169 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1344523363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28013 + ... + 58938.

It is an arithmetic number, because the mean of its divisors is an integer number (130833776).

Almost surely, 2^1344523313 is an apocalyptic number.

It is an amenable number.

1344523313 is a deficient number, since it is larger than the sum of its proper divisors (225481999).

1344523313 is an frugal number, since it uses more digits than its factorization.

1344523313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87052 (or 87005 counting only the distinct ones).

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

The square root of 1344523313 is about 36667.7421311976. The cubic root of 1344523313 is about 1103.7128841973.

Adding to 1344523313 its reverse (3133254431), we get a palindrome (4477777744).

The spelling of 1344523313 in words is "one billion, three hundred forty-four million, five hundred twenty-three thousand, three hundred thirteen".