1144959423 has 16 divisors (see below), whose sum is σ = 1533403872. Its totient is φ = 759920000.

The previous prime is 1144959407. The next prime is 1144959427. The reversal of 1144959423 is 3249594411.

It is a cyclic number.

It is not a de Polignac number, because 1144959423 - 2⁴ = 1144959407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144959427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 968893 + ... + 970073.

It is an arithmetic number, because the mean of its divisors is an integer number (95837742).

Almost surely, 2^1144959423 is an apocalyptic number.

1144959423 is a deficient number, since it is larger than the sum of its proper divisors (388444449).

1144959423 is a wasteful number, since it uses less digits than its factorization.

1144959423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2346.

The product of its digits is 155520, while the sum is 42.

The square root of 1144959423 is about 33837.2490459848. The cubic root of 1144959423 is about 1046.1565982775.

The spelling of 1144959423 in words is "one billion, one hundred forty-four million, nine hundred fifty-nine thousand, four hundred twenty-three".