1344303531 has 12 divisors (see below), whose sum is σ = 1989132600. Its totient is φ = 874343520.

The previous prime is 1344303481. The next prime is 1344303533. The reversal of 1344303531 is 1353034431.

It is not a de Polignac number, because 1344303531 - 2⁷ = 1344303403 is a prime.

It is a super-2 number, since 2×1344303531² = 3614303966918135922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1344303495 and 1344303504.

It is not an unprimeable number, because it can be changed into a prime (1344303533) 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, 1821181 + ... + 1821918.

It is an arithmetic number, because the mean of its divisors is an integer number (165761050).

Almost surely, 2^1344303531 is an apocalyptic number.

1344303531 is a deficient number, since it is larger than the sum of its proper divisors (644829069).

1344303531 is a wasteful number, since it uses less digits than its factorization.

1344303531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3643146 (or 3643143 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 1344303531 is about 36664.7450693442. The cubic root of 1344303531 is about 1103.6527415823.

Adding to 1344303531 its reverse (1353034431), we get a palindrome (2697337962).

The spelling of 1344303531 in words is "one billion, three hundred forty-four million, three hundred three thousand, five hundred thirty-one".