141541661 has 8 divisors (see below), whose sum is σ = 142488864. Its totient is φ = 140598000.

The previous prime is 141541657. The next prime is 141541723. The reversal of 141541661 is 166145141.

It is a happy number.

141541661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 141541661 - 2² = 141541657 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141541861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160955 + ... + 161831.

It is an arithmetic number, because the mean of its divisors is an integer number (17811108).

Almost surely, 2^141541661 is an apocalyptic number.

It is an amenable number.

141541661 is a deficient number, since it is larger than the sum of its proper divisors (947203).

141541661 is an equidigital number, since it uses as much as digits as its factorization.

141541661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771.

The product of its digits is 2880, while the sum is 29.

The square root of 141541661 is about 11897.1282669390. The cubic root of 141541661 is about 521.1484245982.

The spelling of 141541661 in words is "one hundred forty-one million, five hundred forty-one thousand, six hundred sixty-one".