1144431022 has 16 divisors (see below), whose sum is σ = 1962823680. Its totient is φ = 490234968.

The previous prime is 1144431017. The next prime is 1144431077. The reversal of 1144431022 is 2201344411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1144430984 and 1144431002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12379 + ... + 49417.

It is an arithmetic number, because the mean of its divisors is an integer number (122676480).

Almost surely, 2^1144431022 is an apocalyptic number.

1144431022 is a deficient number, since it is larger than the sum of its proper divisors (818392658).

1144431022 is a wasteful number, since it uses less digits than its factorization.

1144431022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39255.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1144431022 is about 33829.4401668133. The cubic root of 1144431022 is about 1045.9956390792.

Adding to 1144431022 its reverse (2201344411), we get a palindrome (3345775433).

The spelling of 1144431022 in words is "one billion, one hundred forty-four million, four hundred thirty-one thousand, twenty-two".