141609 has 8 divisors (see below), whose sum is σ = 203392. Its totient is φ = 87120.

The previous prime is 141601. The next prime is 141613. The reversal of 141609 is 906141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 141609 - 2³ = 141601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1777 + ... + 1854.

It is an arithmetic number, because the mean of its divisors is an integer number (25424).

2¹⁴¹⁶⁰⁹ is an apocalyptic number.

It is an amenable number.

141609 is a deficient number, since it is larger than the sum of its proper divisors (61783).

141609 is a wasteful number, since it uses less digits than its factorization.

141609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3647.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 141609 is about 376.3097128696. The cubic root of 141609 is about 52.1231057630.

The spelling of 141609 in words is "one hundred forty-one thousand, six hundred nine".