1143913302 has 48 divisors (see below), whose sum is σ = 2835106560. Its totient is φ = 326537136.

The previous prime is 1143913301. The next prime is 1143913319. The reversal of 1143913302 is 2033193411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143913301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162753 + ... + 169635.

It is an arithmetic number, because the mean of its divisors is an integer number (59064720).

Almost surely, 2^1143913302 is an apocalyptic number.

1143913302 is an abundant number, since it is smaller than the sum of its proper divisors (1691193258).

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

1143913302 is a wasteful number, since it uses less digits than its factorization.

1143913302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8217 (or 8214 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 1143913302 is about 33821.7873862397. The cubic root of 1143913302 is about 1045.8378854205.

The spelling of 1143913302 in words is "one billion, one hundred forty-three million, nine hundred thirteen thousand, three hundred two".