1143343820380 has 96 divisors (see below), whose sum is σ = 2494598561280. Its totient is φ = 439938259200.

The previous prime is 1143343820371. The next prime is 1143343820383. The reversal of 1143343820380 is 830283433411.

It is a super-2 number, since 2×1143343820380² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143343820383) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11890174 + ... + 11985946.

It is an arithmetic number, because the mean of its divisors is an integer number (25985401680).

Almost surely, 2^{1143343820380} is an apocalyptic number.

1143343820380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1143343820380 is an abundant number, since it is smaller than the sum of its proper divisors (1351254740900).

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

1143343820380 is a wasteful number, since it uses less digits than its factorization.

1143343820380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96059 (or 96057 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 1143343820380 in words is "one trillion, one hundred forty-three billion, three hundred forty-three million, eight hundred twenty thousand, three hundred eighty".