141961277 has 2 divisors, whose sum is σ = 141961278. Its totient is φ = 141961276.

The previous prime is 141961249. The next prime is 141961289. The reversal of 141961277 is 772169141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112487236 + 29474041 = 10606^2 + 5429^2 .

It is a cyclic number.

It is not a de Polignac number, because 141961277 - 2¹⁴ = 141944893 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 141961277.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141961777) 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, 70980638 + 70980639.

It is an arithmetic number, because the mean of its divisors is an integer number (70980639).

Almost surely, 2^141961277 is an apocalyptic number.

It is an amenable number.

141961277 is a deficient number, since it is larger than the sum of its proper divisors (1).

141961277 is an equidigital number, since it uses as much as digits as its factorization.

141961277 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21168, while the sum is 38.

The square root of 141961277 is about 11914.7503960427. The cubic root of 141961277 is about 521.6629173358.

The spelling of 141961277 in words is "one hundred forty-one million, nine hundred sixty-one thousand, two hundred seventy-seven".