1133242471 has 2 divisors, whose sum is σ = 1133242472. Its totient is φ = 1133242470.

The previous prime is 1133242433. The next prime is 1133242477. The reversal of 1133242471 is 1742423311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1133242471 is a prime.

It is a super-3 number, since 3×1133242471³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1133242477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566621235 + 566621236.

It is an arithmetic number, because the mean of its divisors is an integer number (566621236).

Almost surely, 2^1133242471 is an apocalyptic number.

1133242471 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133242471 is an equidigital number, since it uses as much as digits as its factorization.

1133242471 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 28.

The square root of 1133242471 is about 33663.6669274160. Note that the first 3 decimals coincide. The cubic root of 1133242471 is about 1042.5757379507.

Adding to 1133242471 its reverse (1742423311), we get a palindrome (2875665782).

The spelling of 1133242471 in words is "one billion, one hundred thirty-three million, two hundred forty-two thousand, four hundred seventy-one".