1144364843 has 8 divisors (see below), whose sum is σ = 1213525440. Its totient is φ = 1075409280.

The previous prime is 1144364833. The next prime is 1144364861. The reversal of 1144364843 is 3484634411.

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 1144364843 - 2⁸ = 1144364587 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1144364797 and 1144364806.

It is not an unprimeable number, because it can be changed into a prime (1144364803) 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, 39683 + ... + 62156.

It is an arithmetic number, because the mean of its divisors is an integer number (151690680).

Almost surely, 2^1144364843 is an apocalyptic number.

1144364843 is a deficient number, since it is larger than the sum of its proper divisors (69160597).

1144364843 is a wasteful number, since it uses less digits than its factorization.

1144364843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102517.

The product of its digits is 110592, while the sum is 38.

The square root of 1144364843 is about 33828.4620253419. The cubic root of 1144364843 is about 1045.9754764311.

The spelling of 1144364843 in words is "one billion, one hundred forty-four million, three hundred sixty-four thousand, eight hundred forty-three".