1144654343 has 16 divisors (see below), whose sum is σ = 1320572160. Its totient is φ = 971880000.

The previous prime is 1144654253. The next prime is 1144654369. The reversal of 1144654343 is 3434564411.

It is not a de Polignac number, because 1144654343 - 2²² = 1140460039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144654393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 350468 + ... + 353718.

It is an arithmetic number, because the mean of its divisors is an integer number (82535760).

Almost surely, 2^1144654343 is an apocalyptic number.

1144654343 is a deficient number, since it is larger than the sum of its proper divisors (175917817).

1144654343 is a wasteful number, since it uses less digits than its factorization.

1144654343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3718.

The product of its digits is 69120, while the sum is 35.

The square root of 1144654343 is about 33832.7406959590. The cubic root of 1144654343 is about 1046.0636721877.

The spelling of 1144654343 in words is "one billion, one hundred forty-four million, six hundred fifty-four thousand, three hundred forty-three".