1344001272 has 16 divisors (see below), whose sum is σ = 3360003240. Its totient is φ = 448000416.

The previous prime is 1344001261. The next prime is 1344001291. The reversal of 1344001272 is 2721004431.

It is a happy number.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 56000053 = 1344001272 / (1 + 3 + 4 + 4 + 0 + 0 + 1 + 2 + 7 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28000003 + ... + 28000050.

Almost surely, 2^1344001272 is an apocalyptic number.

1344001272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1344001272 is an abundant number, since it is smaller than the sum of its proper divisors (2016001968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1344001272 is a wasteful number, since it uses less digits than its factorization.

1344001272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56000062 (or 56000058 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 1344001272 is about 36660.6229079649. The cubic root of 1344001272 is about 1103.5700187023.

The spelling of 1344001272 in words is "one billion, three hundred forty-four million, one thousand, two hundred seventy-two".