1143654352 has 40 divisors (see below), whose sum is σ = 2294752680. Its totient is φ = 551815680.

The previous prime is 1143654341. The next prime is 1143654371. The reversal of 1143654352 is 2534563411.

It can be written as a sum of positive squares in 4 ways, for example, as 132496 + 1143521856 = 364^2 + 33816^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40674 + ... + 62782.

It is an arithmetic number, because the mean of its divisors is an integer number (57368817).

Almost surely, 2^1143654352 is an apocalyptic number.

It is an amenable number.

1143654352 is an abundant number, since it is smaller than the sum of its proper divisors (1151098328).

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

1143654352 is a wasteful number, since it uses less digits than its factorization.

1143654352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22231 (or 22225 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 1143654352 is about 33817.9590158839. The cubic root of 1143654352 is about 1045.7589633093.

The spelling of 1143654352 in words is "one billion, one hundred forty-three million, six hundred fifty-four thousand, three hundred fifty-two".