141861647 has 8 divisors (see below), whose sum is σ = 143436480. Its totient is φ = 140292000.

The previous prime is 141861623. The next prime is 141861653. The reversal of 141861647 is 746168141.

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 141861647 - 2¹⁸ = 141599503 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 141861647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141861047) 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, 80993 + ... + 82725.

It is an arithmetic number, because the mean of its divisors is an integer number (17929560).

Almost surely, 2^141861647 is an apocalyptic number.

141861647 is a deficient number, since it is larger than the sum of its proper divisors (1574833).

141861647 is a wasteful number, since it uses less digits than its factorization.

141861647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2593.

The product of its digits is 32256, while the sum is 38.

The square root of 141861647 is about 11910.5687101834. The cubic root of 141861647 is about 521.5408525005.

The spelling of 141861647 in words is "one hundred forty-one million, eight hundred sixty-one thousand, six hundred forty-seven".