141661563 has 8 divisors (see below), whose sum is σ = 189118800. Its totient is φ = 94322688.

The previous prime is 141661547. The next prime is 141661589. The reversal of 141661563 is 365166141.

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

It is not a de Polignac number, because 141661563 - 2⁴ = 141661547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (141661063) 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, 26758 + ... + 31611.

It is an arithmetic number, because the mean of its divisors is an integer number (23639850).

Almost surely, 2^141661563 is an apocalyptic number.

141661563 is a deficient number, since it is larger than the sum of its proper divisors (47457237).

141661563 is an equidigital number, since it uses as much as digits as its factorization.

141661563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59181.

The product of its digits is 12960, while the sum is 33.

The square root of 141661563 is about 11902.1663154234. The cubic root of 141661563 is about 521.2955405351.

The spelling of 141661563 in words is "one hundred forty-one million, six hundred sixty-one thousand, five hundred sixty-three".