1143190000 has 50 divisors (see below), whose sum is σ = 2767801520. Its totient is φ = 457272000.

The previous prime is 1143189941. The next prime is 1143190021. The reversal of 1143190000 is 913411.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (50).

It is a super-2 number, since 2×1143190000² = 2613766752200000000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1143190000.

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 9 ways as a sum of consecutive naturals, for example, 47160 + ... + 67159.

Almost surely, 2^1143190000 is an apocalyptic number.

1143190000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1143190000 is an abundant number, since it is smaller than the sum of its proper divisors (1624611520).

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

1143190000 is an equidigital number, since it uses as much as digits as its factorization.

1143190000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114347 (or 114326 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 1143190000 is about 33811.0928542690. The cubic root of 1143190000 is about 1045.6174094671.

The spelling of 1143190000 in words is "one billion, one hundred forty-three million, one hundred ninety thousand".