1144251133 has 8 divisors (see below), whose sum is σ = 1168876800. Its totient is φ = 1119799968.

The previous prime is 1144251107. The next prime is 1144251161. The reversal of 1144251133 is 3311524411.

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 1144251133 - 2²¹ = 1142153981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1144251098 and 1144251107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144251103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30328 + ... + 56641.

It is an arithmetic number, because the mean of its divisors is an integer number (146109600).

Almost surely, 2^1144251133 is an apocalyptic number.

It is an amenable number.

1144251133 is a deficient number, since it is larger than the sum of its proper divisors (24625667).

1144251133 is an equidigital number, since it uses as much as digits as its factorization.

1144251133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87251.

The product of its digits is 1440, while the sum is 25.

The square root of 1144251133 is about 33826.7812982554. The cubic root of 1144251133 is about 1045.9408307754.

Adding to 1144251133 its reverse (3311524411), we get a palindrome (4455775544).

The spelling of 1144251133 in words is "one billion, one hundred forty-four million, two hundred fifty-one thousand, one hundred thirty-three".