1143020342013 has 16 divisors (see below), whose sum is σ = 1662620494656. Its totient is φ = 692720663040.

The previous prime is 1143020342003. The next prime is 1143020342039. The reversal of 1143020342013 is 3102430203411.

It is a happy number.

It is not a de Polignac number, because 1143020342013 - 2¹⁰ = 1143020340989 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143020342003) 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, 803331 + ... + 1712127.

It is an arithmetic number, because the mean of its divisors is an integer number (103913780916).

Almost surely, 2^{1143020342013} is an apocalyptic number.

It is an amenable number.

1143020342013 is a deficient number, since it is larger than the sum of its proper divisors (519600152643).

1143020342013 is a wasteful number, since it uses less digits than its factorization.

1143020342013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946924.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1143020342013 its reverse (3102430203411), we get a palindrome (4245450545424).

The spelling of 1143020342013 in words is "one trillion, one hundred forty-three billion, twenty million, three hundred forty-two thousand, thirteen".