141536261 has 2 divisors, whose sum is σ = 141536262. Its totient is φ = 141536260.

The previous prime is 141536257. The next prime is 141536279. The reversal of 141536261 is 162635141.

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., 139830625 + 1705636 = 11825^2 + 1306^2 .

It is a cyclic number.

It is not a de Polignac number, because 141536261 - 2² = 141536257 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141536281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70768130 + 70768131.

It is an arithmetic number, because the mean of its divisors is an integer number (70768131).

Almost surely, 2^141536261 is an apocalyptic number.

It is an amenable number.

141536261 is a deficient number, since it is larger than the sum of its proper divisors (1).

141536261 is an equidigital number, since it uses as much as digits as its factorization.

141536261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 29.

The square root of 141536261 is about 11896.9013192512. The cubic root of 141536261 is about 521.1417970153.

The spelling of 141536261 in words is "one hundred forty-one million, five hundred thirty-six thousand, two hundred sixty-one".