1344340523 has 2 divisors, whose sum is σ = 1344340524. Its totient is φ = 1344340522.

The previous prime is 1344340511. The next prime is 1344340537. The reversal of 1344340523 is 3250434431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1344340523 - 2⁴ = 1344340507 is a prime.

It is not a weakly prime, because it can be changed into another prime (1344340223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672170261 + 672170262.

It is an arithmetic number, because the mean of its divisors is an integer number (672170262).

Almost surely, 2^1344340523 is an apocalyptic number.

1344340523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1344340523 is an equidigital number, since it uses as much as digits as its factorization.

1344340523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 1344340523 is about 36665.2495286750. The cubic root of 1344340523 is about 1103.6628647791.

Adding to 1344340523 its reverse (3250434431), we get a palindrome (4594774954).

The spelling of 1344340523 in words is "one billion, three hundred forty-four million, three hundred forty thousand, five hundred twenty-three".