141942169 has 2 divisors, whose sum is σ = 141942170. Its totient is φ = 141942168.

The previous prime is 141942161. The next prime is 141942173. The reversal of 141942169 is 961249141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120736144 + 21206025 = 10988^2 + 4605^2 .

It is a cyclic number.

It is not a de Polignac number, because 141942169 - 2³ = 141942161 is a prime.

It is a super-3 number, since 3×141942169³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (141942161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70971084 + 70971085.

It is an arithmetic number, because the mean of its divisors is an integer number (70971085).

Almost surely, 2^141942169 is an apocalyptic number.

It is an amenable number.

141942169 is a deficient number, since it is larger than the sum of its proper divisors (1).

141942169 is an equidigital number, since it uses as much as digits as its factorization.

141942169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 37.

The square root of 141942169 is about 11913.9485058481. The cubic root of 141942169 is about 521.6395109945.

The spelling of 141942169 in words is "one hundred forty-one million, nine hundred forty-two thousand, one hundred sixty-nine".