1141043213 has 8 divisors (see below), whose sum is σ = 1214426808. Its totient is φ = 1068355584.

The previous prime is 1141043209. The next prime is 1141043219. The reversal of 1141043213 is 3123401411.

It can be written as a sum of positive squares in 4 ways, for example, as 361684324 + 779358889 = 19018^2 + 27917^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1141043213 - 2² = 1141043209 is a prime.

It is a super-2 number, since 2×1141043213² = 2603959227866726738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141043219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170606 + ... + 177167.

It is an arithmetic number, because the mean of its divisors is an integer number (151803351).

Almost surely, 2^1141043213 is an apocalyptic number.

It is an amenable number.

1141043213 is a deficient number, since it is larger than the sum of its proper divisors (73383595).

1141043213 is a wasteful number, since it uses less digits than its factorization.

1141043213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347983.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1141043213 is about 33779.3311508680. The cubic root of 1141043213 is about 1044.9624805863.

Adding to 1141043213 its reverse (3123401411), we get a palindrome (4264444624).

The spelling of 1141043213 in words is "one billion, one hundred forty-one million, forty-three thousand, two hundred thirteen".