141661019 has 2 divisors, whose sum is σ = 141661020. Its totient is φ = 141661018.

The previous prime is 141660991. The next prime is 141661021. The reversal of 141661019 is 910166141.

141661019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 141661019 - 2¹² = 141656923 is a prime.

It is a super-2 number, since 2×141661019² = 40135688608236722, which contains 22 as substring.

Together with 141661021, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 141660982 and 141661000.

It is not a weakly prime, because it can be changed into another prime (141661319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70830509 + 70830510.

It is an arithmetic number, because the mean of its divisors is an integer number (70830510).

Almost surely, 2^141661019 is an apocalyptic number.

141661019 is a deficient number, since it is larger than the sum of its proper divisors (1).

141661019 is an equidigital number, since it uses as much as digits as its factorization.

141661019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 141661019 is about 11902.1434624189. The cubic root of 141661019 is about 521.2948732519.

The spelling of 141661019 in words is "one hundred forty-one million, six hundred sixty-one thousand, nineteen".