1141012243 has 8 divisors (see below), whose sum is σ = 1304852480. Its totient is φ = 977381640.

The previous prime is 1141012237. The next prime is 1141012291. The reversal of 1141012243 is 3422101411.

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 1141012243 - 2²¹ = 1138915091 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 1141012243.

It is not an unprimeable number, because it can be changed into a prime (1141312243) 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, 40563 + ... + 62668.

It is an arithmetic number, because the mean of its divisors is an integer number (163106560).

Almost surely, 2^1141012243 is an apocalyptic number.

1141012243 is a deficient number, since it is larger than the sum of its proper divisors (163840237).

1141012243 is a wasteful number, since it uses less digits than its factorization.

1141012243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104817.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1141012243 is about 33778.8727313390. The cubic root of 1141012243 is about 1044.9530264364.

Adding to 1141012243 its reverse (3422101411), we get a palindrome (4563113654).

It can be divided in two parts, 11410 and 12243, that added together give a triangular number (23653 = T₂₁₇).

The spelling of 1141012243 in words is "one billion, one hundred forty-one million, twelve thousand, two hundred forty-three".