1344446931 has 8 divisors (see below), whose sum is σ = 1854409680. Its totient is φ = 865391072.

The previous prime is 1344446903. The next prime is 1344446933. The reversal of 1344446931 is 1396444431.

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

It is a cyclic number.

It is not a de Polignac number, because 1344446931 - 2²¹ = 1342349779 is a prime.

It is a super-2 number, since 2×1344446931² = 3615075100550637522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1344446931.

It is not an unprimeable number, because it can be changed into a prime (1344446933) 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, 7726620 + ... + 7726793.

It is an arithmetic number, because the mean of its divisors is an integer number (231801210).

Almost surely, 2^1344446931 is an apocalyptic number.

1344446931 is a deficient number, since it is larger than the sum of its proper divisors (509962749).

1344446931 is a wasteful number, since it uses less digits than its factorization.

1344446931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15453445.

The product of its digits is 124416, while the sum is 39.

The square root of 1344446931 is about 36666.7005742267. The cubic root of 1344446931 is about 1103.6919832596.

The spelling of 1344446931 in words is "one billion, three hundred forty-four million, four hundred forty-six thousand, nine hundred thirty-one".