1144401022 has 16 divisors (see below), whose sum is σ = 1778540544. Its totient is φ = 551691000.

The previous prime is 1144401001. The next prime is 1144401023. The reversal of 1144401022 is 2201044411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144401023) 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, 17254 + ... + 50857.

It is an arithmetic number, because the mean of its divisors is an integer number (111158784).

Almost surely, 2^1144401022 is an apocalyptic number.

1144401022 is a deficient number, since it is larger than the sum of its proper divisors (634139522).

1144401022 is a wasteful number, since it uses less digits than its factorization.

1144401022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68415.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1144401022 is about 33828.9967631321. The cubic root of 1144401022 is about 1045.9864991244.

Adding to 1144401022 its reverse (2201044411), we get a palindrome (3345445433).

The spelling of 1144401022 in words is "one billion, one hundred forty-four million, four hundred one thousand, twenty-two".