1143113467 has 8 divisors (see below), whose sum is σ = 1163036160. Its totient is φ = 1123360680.

The previous prime is 1143113459. The next prime is 1143113479. The reversal of 1143113467 is 7643113411.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1143113467 - 2³ = 1143113459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1143113567) 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, 28867 + ... + 55852.

It is an arithmetic number, because the mean of its divisors is an integer number (145379520).

Almost surely, 2^1143113467 is an apocalyptic number.

1143113467 is a deficient number, since it is larger than the sum of its proper divisors (19922693).

1143113467 is a wasteful number, since it uses less digits than its factorization.

1143113467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84953.

The product of its digits is 6048, while the sum is 31.

The square root of 1143113467 is about 33809.9610617936. The cubic root of 1143113467 is about 1045.5940753398.

Adding to 1143113467 its reverse (7643113411), we get a palindrome (8786226878).

The spelling of 1143113467 in words is "one billion, one hundred forty-three million, one hundred thirteen thousand, four hundred sixty-seven".