1443113022 has 64 divisors (see below), whose sum is σ = 3223644480. Its totient is φ = 427628544.

The previous prime is 1443113011. The next prime is 1443113033. The reversal of 1443113022 is 2203113441.

It is an interprime number because it is at equal distance from previous prime (1443113011) and next prime (1443113033).

It is a self number, because there is not a number n which added to its sum of digits gives 1443113022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1476598 + ... + 1477574.

It is an arithmetic number, because the mean of its divisors is an integer number (50369445).

Almost surely, 2^1443113022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1443113022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1611822240).

1443113022 is an abundant number, since it is smaller than the sum of its proper divisors (1780531458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1443113022 is a wasteful number, since it uses less digits than its factorization.

1443113022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1677.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1443113022 is about 37988.3274440979. The cubic root of 1443113022 is about 1130.0563894903.

Adding to 1443113022 its reverse (2203113441), we get a palindrome (3646226463).

The spelling of 1443113022 in words is "one billion, four hundred forty-three million, one hundred thirteen thousand, twenty-two".