1344939953 has 16 divisors (see below), whose sum is σ = 1555706880. Its totient is φ = 1138914000.

The previous prime is 1344939943. The next prime is 1344939971. The reversal of 1344939953 is 3599394431.

It is not a de Polignac number, because 1344939953 - 2⁶ = 1344939889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1344939913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202028 + ... + 208578.

It is an arithmetic number, because the mean of its divisors is an integer number (97231680).

Almost surely, 2^1344939953 is an apocalyptic number.

It is an amenable number.

1344939953 is a deficient number, since it is larger than the sum of its proper divisors (210766927).

1344939953 is a wasteful number, since it uses less digits than its factorization.

1344939953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6908.

The product of its digits is 1574640, while the sum is 50.

The square root of 1344939953 is about 36673.4229790457. The cubic root of 1344939953 is about 1103.8268783642.

The spelling of 1344939953 in words is "one billion, three hundred forty-four million, nine hundred thirty-nine thousand, nine hundred fifty-three".