1241142533 has 2 divisors, whose sum is σ = 1241142534. Its totient is φ = 1241142532.

The previous prime is 1241142527. The next prime is 1241142547. The reversal of 1241142533 is 3352411421.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 946608289 + 294534244 = 30767^2 + 17162^2 .

It is a cyclic number.

It is not a de Polignac number, because 1241142533 - 2⁴ = 1241142517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1241142563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620571266 + 620571267.

It is an arithmetic number, because the mean of its divisors is an integer number (620571267).

Almost surely, 2^1241142533 is an apocalyptic number.

It is an amenable number.

1241142533 is a deficient number, since it is larger than the sum of its proper divisors (1).

1241142533 is an equidigital number, since it uses as much as digits as its factorization.

1241142533 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 26.

The square root of 1241142533 is about 35229.8528665676. The cubic root of 1241142533 is about 1074.6669335575. Note that the first 3 decimals are identical.

Adding to 1241142533 its reverse (3352411421), we get a palindrome (4593553954).

The spelling of 1241142533 in words is "one billion, two hundred forty-one million, one hundred forty-two thousand, five hundred thirty-three".