141661263 has 8 divisors (see below), whose sum is σ = 189004288. Its totient is φ = 94379544.

The previous prime is 141661241. The next prime is 141661309. The reversal of 141661263 is 362166141.

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

It is not a de Polignac number, because 141661263 - 2⁶ = 141661199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 141661263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141661213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9631 + ... + 19392.

It is an arithmetic number, because the mean of its divisors is an integer number (23625536).

Almost surely, 2^141661263 is an apocalyptic number.

141661263 is a deficient number, since it is larger than the sum of its proper divisors (47343025).

141661263 is a wasteful number, since it uses less digits than its factorization.

141661263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30653.

The product of its digits is 5184, while the sum is 30.

The square root of 141661263 is about 11902.1537126690. The cubic root of 141661263 is about 521.2951725483.

The spelling of 141661263 in words is "one hundred forty-one million, six hundred sixty-one thousand, two hundred sixty-three".