1144332433 has 4 divisors (see below), whose sum is σ = 1146282480. Its totient is φ = 1142382388.

The previous prime is 1144332421. The next prime is 1144332439. The reversal of 1144332433 is 3342334411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1144332433 - 2¹³ = 1144324241 is a prime.

It is a super-4 number, since 4×1144332433⁴ (a number of 37 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1144332439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 974143 + ... + 975316.

It is an arithmetic number, because the mean of its divisors is an integer number (286570620).

Almost surely, 2^1144332433 is an apocalyptic number.

It is an amenable number.

1144332433 is a deficient number, since it is larger than the sum of its proper divisors (1950047).

1144332433 is an equidigital number, since it uses as much as digits as its factorization.

1144332433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1950046.

The product of its digits is 10368, while the sum is 28.

The square root of 1144332433 is about 33827.9829874617. The cubic root of 1144332433 is about 1045.9656018457.

Adding to 1144332433 its reverse (3342334411), we get a palindrome (4486666844).

The spelling of 1144332433 in words is "one billion, one hundred forty-four million, three hundred thirty-two thousand, four hundred thirty-three".