1144656233 has 8 divisors (see below), whose sum is σ = 1308384000. Its totient is φ = 980979840.

The previous prime is 1144656217. The next prime is 1144656239. The reversal of 1144656233 is 3326564411.

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 1144656233 - 2⁴ = 1144656217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1144656193 and 1144656202.

It is not an unprimeable number, because it can be changed into a prime (1144656239) 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, 74768 + ... + 88766.

It is an arithmetic number, because the mean of its divisors is an integer number (163548000).

Almost surely, 2^1144656233 is an apocalyptic number.

It is an amenable number.

1144656233 is a deficient number, since it is larger than the sum of its proper divisors (163727767).

1144656233 is a wasteful number, since it uses less digits than its factorization.

1144656233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25687.

The product of its digits is 51840, while the sum is 35.

The square root of 1144656233 is about 33832.7686274712. The cubic root of 1144656233 is about 1046.0642479246.

The spelling of 1144656233 in words is "one billion, one hundred forty-four million, six hundred fifty-six thousand, two hundred thirty-three".