141663505 has 8 divisors (see below), whose sum is σ = 170078400. Its totient is φ = 113276016.

The previous prime is 141663503. The next prime is 141663517. The reversal of 141663505 is 505366141.

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 141663505 - 2¹ = 141663503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (141663503) 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, 7116 + ... + 18274.

It is an arithmetic number, because the mean of its divisors is an integer number (21259800).

Almost surely, 2^141663505 is an apocalyptic number.

It is an amenable number.

141663505 is a deficient number, since it is larger than the sum of its proper divisors (28414895).

141663505 is a wasteful number, since it uses less digits than its factorization.

141663505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13703.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 141663505 is about 11902.2478969311. The cubic root of 141663505 is about 521.2979226240.

It can be divided in two parts, 14166 and 3505, that added together give a palindrome (17671).

The spelling of 141663505 in words is "one hundred forty-one million, six hundred sixty-three thousand, five hundred five".