141660665 has 16 divisors (see below), whose sum is σ = 172706688. Its totient is φ = 111530496.

The previous prime is 141660653. The next prime is 141660671. The reversal of 141660665 is 566066141.

141660665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 141660665 - 2⁶ = 141660601 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146012 + ... + 146978.

It is an arithmetic number, because the mean of its divisors is an integer number (10794168).

Almost surely, 2^141660665 is an apocalyptic number.

It is an amenable number.

141660665 is a deficient number, since it is larger than the sum of its proper divisors (31046023).

141660665 is an equidigital number, since it uses as much as digits as its factorization.

141660665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 141660665 is about 11902.1285911386. The cubic root of 141660665 is about 521.2944390263.

The spelling of 141660665 in words is "one hundred forty-one million, six hundred sixty thousand, six hundred sixty-five".