141775889 has 2 divisors, whose sum is σ = 141775890. Its totient is φ = 141775888.

The previous prime is 141775877. The next prime is 141775943. The reversal of 141775889 is 988577141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133980625 + 7795264 = 11575^2 + 2792^2 .

It is an emirp because it is prime and its reverse (988577141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 141775889 - 2⁴ = 141775873 is a prime.

It is not a weakly prime, because it can be changed into another prime (141775589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70887944 + 70887945.

It is an arithmetic number, because the mean of its divisors is an integer number (70887945).

Almost surely, 2^141775889 is an apocalyptic number.

It is an amenable number.

141775889 is a deficient number, since it is larger than the sum of its proper divisors (1).

141775889 is an equidigital number, since it uses as much as digits as its factorization.

141775889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 50.

The square root of 141775889 is about 11906.9680859571. The cubic root of 141775889 is about 521.4357376063.

The spelling of 141775889 in words is "one hundred forty-one million, seven hundred seventy-five thousand, eight hundred eighty-nine".