141275861 has 2 divisors, whose sum is σ = 141275862. Its totient is φ = 141275860.

The previous prime is 141275857. The next prime is 141275891. The reversal of 141275861 is 168572141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104673361 + 36602500 = 10231^2 + 6050^2 .

It is a cyclic number.

It is not a de Polignac number, because 141275861 - 2² = 141275857 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141275851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70637930 + 70637931.

It is an arithmetic number, because the mean of its divisors is an integer number (70637931).

Almost surely, 2^141275861 is an apocalyptic number.

It is an amenable number.

141275861 is a deficient number, since it is larger than the sum of its proper divisors (1).

141275861 is an equidigital number, since it uses as much as digits as its factorization.

141275861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 35.

The square root of 141275861 is about 11885.9522546576. The cubic root of 141275861 is about 520.8219999724.

The spelling of 141275861 in words is "one hundred forty-one million, two hundred seventy-five thousand, eight hundred sixty-one".