1143533771413 has 4 divisors (see below), whose sum is σ = 1247491387008. Its totient is φ = 1039576155820.

The previous prime is 1143533771407. The next prime is 1143533771423. The reversal of 1143533771413 is 3141773353411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1143533771413 - 2⁵ = 1143533771381 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1143533771413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143533771423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51978807781 + ... + 51978807802.

It is an arithmetic number, because the mean of its divisors is an integer number (311872846752).

Almost surely, 2^{1143533771413} is an apocalyptic number.

It is an amenable number.

1143533771413 is a deficient number, since it is larger than the sum of its proper divisors (103957615595).

1143533771413 is a wasteful number, since it uses less digits than its factorization.

1143533771413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103957615594.

The product of its digits is 317520, while the sum is 43.

The spelling of 1143533771413 in words is "one trillion, one hundred forty-three billion, five hundred thirty-three million, seven hundred seventy-one thousand, four hundred thirteen".