1143017101 has 4 divisors (see below), whose sum is σ = 1154334204. Its totient is φ = 1131700000.

The previous prime is 1143017093. The next prime is 1143017123. The reversal of 1143017101 is 1017103411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 517517001 + 625500100 = 22749^2 + 25010^2 .

It is a cyclic number.

It is not a de Polignac number, because 1143017101 - 2³ = 1143017093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143017171) 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 3 ways as a sum of consecutive naturals, for example, 5658400 + ... + 5658601.

It is an arithmetic number, because the mean of its divisors is an integer number (288583551).

Almost surely, 2^1143017101 is an apocalyptic number.

It is an amenable number.

1143017101 is a deficient number, since it is larger than the sum of its proper divisors (11317103).

1143017101 is a wasteful number, since it uses less digits than its factorization.

1143017101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11317102.

The product of its (nonzero) digits is 84, while the sum is 19.

The square root of 1143017101 is about 33808.5359192024. The cubic root of 1143017101 is about 1045.5646928527.

The spelling of 1143017101 in words is "one billion, one hundred forty-three million, seventeen thousand, one hundred one".