1143464304131 has 4 divisors (see below), whose sum is σ = 1145231637552. Its totient is φ = 1141696970712.

The previous prime is 1143464304119. The next prime is 1143464304149. The reversal of 1143464304131 is 1314034643411.

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

It is a cyclic number.

It is not a de Polignac number, because 1143464304131 - 2³⁰ = 1142390562307 is a prime.

It is a super-2 number, since 2×1143464304131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1143464304091 and 1143464304100.

It is not an unprimeable number, because it can be changed into a prime (1143464300131) 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, 883665740 + ... + 883667033.

It is an arithmetic number, because the mean of its divisors is an integer number (286307909388).

Almost surely, 2^{1143464304131} is an apocalyptic number.

1143464304131 is a deficient number, since it is larger than the sum of its proper divisors (1767333421).

1143464304131 is an equidigital number, since it uses as much as digits as its factorization.

1143464304131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1767333420.

The product of its (nonzero) digits is 41472, while the sum is 35.

Adding to 1143464304131 its reverse (1314034643411), we get a palindrome (2457498947542).

The spelling of 1143464304131 in words is "one trillion, one hundred forty-three billion, four hundred sixty-four million, three hundred four thousand, one hundred thirty-one".