1141012231 has 2 divisors, whose sum is σ = 1141012232. Its totient is φ = 1141012230.

The previous prime is 1141012207. The next prime is 1141012237. The reversal of 1141012231 is 1322101411.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1141012231 is a prime.

It is a super-2 number, since 2×1141012231² = 2603817822583194722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1141012237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570506115 + 570506116.

It is an arithmetic number, because the mean of its divisors is an integer number (570506116).

Almost surely, 2^1141012231 is an apocalyptic number.

1141012231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1141012231 is an equidigital number, since it uses as much as digits as its factorization.

1141012231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1141012231 is about 33778.8725537132. The cubic root of 1141012231 is about 1044.9530227732.

Adding to 1141012231 its reverse (1322101411), we get a palindrome (2463113642).

The spelling of 1141012231 in words is "one billion, one hundred forty-one million, twelve thousand, two hundred thirty-one".