1143143277993 has 12 divisors (see below), whose sum is σ = 1652703985920. Its totient is φ = 761404582296.

The previous prime is 1143143277989. The next prime is 1143143278001. The reversal of 1143143277993 is 3997723413411.

It is a happy number.

1143143277993 is a `hidden beast` number, since 1 + 143 + 143 + 277 + 9 + 93 = 666.

It is not a de Polignac number, because 1143143277993 - 2² = 1143143277989 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1143143277193) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57567553 + ... + 57587406.

It is an arithmetic number, because the mean of its divisors is an integer number (137725332160).

Almost surely, 2^{1143143277993} is an apocalyptic number.

It is an amenable number.

1143143277993 is a deficient number, since it is larger than the sum of its proper divisors (509560707927).

1143143277993 is a wasteful number, since it uses less digits than its factorization.

1143143277993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115156068 (or 115156065 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 54.

The spelling of 1143143277993 in words is "one trillion, one hundred forty-three billion, one hundred forty-three million, two hundred seventy-seven thousand, nine hundred ninety-three".