1144021162 has 8 divisors (see below), whose sum is σ = 1719528192. Its totient is φ = 570845100.

The previous prime is 1144021157. The next prime is 1144021169. The reversal of 1144021162 is 2611204411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1144021169) 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, 581514 + ... + 583477.

It is an arithmetic number, because the mean of its divisors is an integer number (214941024).

Almost surely, 2^1144021162 is an apocalyptic number.

1144021162 is a deficient number, since it is larger than the sum of its proper divisors (575507030).

1144021162 is a wasteful number, since it uses less digits than its factorization.

1144021162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1165484.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 1144021162 is about 33823.3818829519. The cubic root of 1144021162 is about 1045.8707551985.

Adding to 1144021162 its reverse (2611204411), we get a palindrome (3755225573).

The spelling of 1144021162 in words is "one billion, one hundred forty-four million, twenty-one thousand, one hundred sixty-two".