1344959769 has 8 divisors (see below), whose sum is σ = 1851127552. Its totient is φ = 867715920.

The previous prime is 1344959761. The next prime is 1344959773. The reversal of 1344959769 is 9679594431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1344959769 - 2³ = 1344959761 is a prime.

It is a super-2 number, since 2×1344959769² = 3617833560457066722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1344959761) 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 7 ways as a sum of consecutive naturals, for example, 7230874 + ... + 7231059.

It is an arithmetic number, because the mean of its divisors is an integer number (231390944).

Almost surely, 2^1344959769 is an apocalyptic number.

It is an amenable number.

1344959769 is a deficient number, since it is larger than the sum of its proper divisors (506167783).

1344959769 is a wasteful number, since it uses less digits than its factorization.

1344959769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14461967.

The product of its digits is 7348320, while the sum is 57.

The square root of 1344959769 is about 36673.6931464504. The cubic root of 1344959769 is about 1103.8322995048.

The spelling of 1344959769 in words is "one billion, three hundred forty-four million, nine hundred fifty-nine thousand, seven hundred sixty-nine".