1143150203 has 8 divisors (see below), whose sum is σ = 1270797696. Its totient is φ = 1021176000.

The previous prime is 1143150199. The next prime is 1143150223. The reversal of 1143150203 is 3020513411.

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

It is not a de Polignac number, because 1143150203 - 2² = 1143150199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1143150223) 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, 1417898 + ... + 1418703.

It is an arithmetic number, because the mean of its divisors is an integer number (158849712).

Almost surely, 2^1143150203 is an apocalyptic number.

1143150203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1143150203 is a deficient number, since it is larger than the sum of its proper divisors (127647493).

1143150203 is a wasteful number, since it uses less digits than its factorization.

1143150203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2836645.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1143150203 is about 33810.5043292761. The cubic root of 1143150203 is about 1045.6052758997.

Adding to 1143150203 its reverse (3020513411), we get a palindrome (4163663614).

The spelling of 1143150203 in words is "one billion, one hundred forty-three million, one hundred fifty thousand, two hundred three".