1344677889 has 8 divisors (see below), whose sum is σ = 1797289120. Its totient is φ = 894259296.

The previous prime is 1344677837. The next prime is 1344677921. The reversal of 1344677889 is 9887764431.

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

It is not a de Polignac number, because 1344677889 - 2¹² = 1344673793 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1344677809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 546727 + ... + 549180.

It is an arithmetic number, because the mean of its divisors is an integer number (224661140).

Almost surely, 2^1344677889 is an apocalyptic number.

It is an amenable number.

1344677889 is a deficient number, since it is larger than the sum of its proper divisors (452611231).

1344677889 is a wasteful number, since it uses less digits than its factorization.

1344677889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096319.

The product of its digits is 8128512, while the sum is 57.

The square root of 1344677889 is about 36669.8498633414. The cubic root of 1344677889 is about 1103.7551794810.

The spelling of 1344677889 in words is "one billion, three hundred forty-four million, six hundred seventy-seven thousand, eight hundred eighty-nine".