1143138690177 has 64 divisors (see below), whose sum is σ = 1705544515584. Its totient is φ = 675114834240.

The previous prime is 1143138690173. The next prime is 1143138690191. The reversal of 1143138690177 is 7710968313411.

It is not a de Polignac number, because 1143138690177 - 2² = 1143138690173 is a prime.

It is a super-3 number, since 3×1143138690177³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1143138690173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 431860668 + ... + 431863314.

It is an arithmetic number, because the mean of its divisors is an integer number (26649133056).

Almost surely, 2^{1143138690177} is an apocalyptic number.

It is an amenable number.

1143138690177 is a deficient number, since it is larger than the sum of its proper divisors (562405825407).

1143138690177 is a wasteful number, since it uses less digits than its factorization.

1143138690177 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3818.

The product of its (nonzero) digits is 762048, while the sum is 51.

The spelling of 1143138690177 in words is "one trillion, one hundred forty-three billion, one hundred thirty-eight million, six hundred ninety thousand, one hundred seventy-seven".