1143693822 has 32 divisors (see below), whose sum is σ = 2380492800. Its totient is φ = 365871968.

The previous prime is 1143693821. The next prime is 1143693827. The reversal of 1143693822 is 2283963411.

1143693822 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143693821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9379 + ... + 48737.

It is an arithmetic number, because the mean of its divisors is an integer number (74390400).

Almost surely, 2^1143693822 is an apocalyptic number.

1143693822 is an abundant number, since it is smaller than the sum of its proper divisors (1236798978).

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

1143693822 is a wasteful number, since it uses less digits than its factorization.

1143693822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39560.

The product of its digits is 62208, while the sum is 39.

The square root of 1143693822 is about 33818.5425765215. The cubic root of 1143693822 is about 1045.7709936433.

The spelling of 1143693822 in words is "one billion, one hundred forty-three million, six hundred ninety-three thousand, eight hundred twenty-two".