1143000101 has 16 divisors (see below), whose sum is σ = 1204781568. Its totient is φ = 1082980800.

The previous prime is 1143000073. The next prime is 1143000137. The reversal of 1143000101 is 1010003411.

It is a cyclic number.

It is not a de Polignac number, because 1143000101 - 2¹⁴ = 1142983717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143000301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357731 + ... + 360911.

It is an arithmetic number, because the mean of its divisors is an integer number (75298848).

Almost surely, 2^1143000101 is an apocalyptic number.

It is an amenable number.

1143000101 is a deficient number, since it is larger than the sum of its proper divisors (61781467).

1143000101 is a wasteful number, since it uses less digits than its factorization.

1143000101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3452.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1143000101 is about 33808.2845024707. The cubic root of 1143000101 is about 1045.5595092942.

Adding to 1143000101 its reverse (1010003411), we get a palindrome (2153003512).

The spelling of 1143000101 in words is "one billion, one hundred forty-three million, one hundred one", and thus it is an aban number.