1143116663 has 8 divisors (see below), whose sum is σ = 1231917456. Its totient is φ = 1054440000.

The previous prime is 1143116651. The next prime is 1143116677. The reversal of 1143116663 is 3666113411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1143116663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143116603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11438 + ... + 49163.

It is an arithmetic number, because the mean of its divisors is an integer number (153989682).

Almost surely, 2^1143116663 is an apocalyptic number.

1143116663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1143116663 is a deficient number, since it is larger than the sum of its proper divisors (88800793).

1143116663 is a wasteful number, since it uses less digits than its factorization.

1143116663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62065.

The product of its digits is 7776, while the sum is 32.

The square root of 1143116663 is about 33810.0083259380. The cubic root of 1143116663 is about 1045.5950497883.

The spelling of 1143116663 in words is "one billion, one hundred forty-three million, one hundred sixteen thousand, six hundred sixty-three".