1143771272372 has 12 divisors (see below), whose sum is σ = 2001623867460. Its totient is φ = 571878738816.

The previous prime is 1143771272353. The next prime is 1143771272381. The reversal of 1143771272372 is 2732721773411.

It can be written as a sum of positive squares in 2 ways, for example, as 990793288996 + 152977983376 = 995386^2 + 391124^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1341803 + ... + 2021874.

It is an arithmetic number, because the mean of its divisors is an integer number (166801988955).

Almost surely, 2^{1143771272372} is an apocalyptic number.

It is an amenable number.

1143771272372 is a deficient number, since it is larger than the sum of its proper divisors (857852595088).

1143771272372 is a wasteful number, since it uses less digits than its factorization.

1143771272372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3448690 (or 3448688 counting only the distinct ones).

The product of its digits is 691488, while the sum is 47.

The spelling of 1143771272372 in words is "one trillion, one hundred forty-three billion, seven hundred seventy-one million, two hundred seventy-two thousand, three hundred seventy-two".