1143663030 has 64 divisors (see below), whose sum is σ = 3092774400. Its totient is φ = 300676320.

The previous prime is 1143663019. The next prime is 1143663043. The reversal of 1143663030 is 303663411.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1143662985 and 1143663003.

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, 10660 + ... + 48999.

It is an arithmetic number, because the mean of its divisors is an integer number (48324600).

Almost surely, 2^1143663030 is an apocalyptic number.

1143663030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1143663030 is an abundant number, since it is smaller than the sum of its proper divisors (1949111370).

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

1143663030 is a wasteful number, since it uses less digits than its factorization.

1143663030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59746 (or 59740 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 1143663030 is about 33818.0873202492. The cubic root of 1143663030 is about 1045.7616083606.

The spelling of 1143663030 in words is "one billion, one hundred forty-three million, six hundred sixty-three thousand, thirty".