141691 has 6 divisors (see below), whose sum is σ = 155876. Its totient is φ = 128700.

The previous prime is 141689. The next prime is 141697. The reversal of 141691 is 196141.

It is not a de Polignac number, because 141691 - 2¹ = 141689 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (141697) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 465 + ... + 706.

2¹⁴¹⁶⁹¹ is an apocalyptic number.

141691 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

141691 is a deficient number, since it is larger than the sum of its proper divisors (14185).

141691 is a wasteful number, since it uses less digits than its factorization.

141691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193 (or 1182 counting only the distinct ones).

The product of its digits is 216, while the sum is 22.

The square root of 141691 is about 376.4186499099. The cubic root of 141691 is about 52.1331646104.

The spelling of 141691 in words is "one hundred forty-one thousand, six hundred ninety-one".