1143002101 has 2 divisors, whose sum is σ = 1143002102. Its totient is φ = 1143002100.

The previous prime is 1143002093. The next prime is 1143002137. The reversal of 1143002101 is 1012003411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 638775076 + 504227025 = 25274^2 + 22455^2 .

It is an emirp because it is prime and its reverse (1012003411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1143002101 - 2³ = 1143002093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1143002401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571501050 + 571501051.

It is an arithmetic number, because the mean of its divisors is an integer number (571501051).

Almost surely, 2^1143002101 is an apocalyptic number.

It is an amenable number.

1143002101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1143002101 is an equidigital number, since it uses as much as digits as its factorization.

1143002101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1143002101 is about 33808.3140810068. The cubic root of 1143002101 is about 1045.5601191273.

Adding to 1143002101 its reverse (1012003411), we get a palindrome (2155005512).

The spelling of 1143002101 in words is "one billion, one hundred forty-three million, two thousand, one hundred one".