141405143 has 4 divisors (see below), whose sum is σ = 154260168. Its totient is φ = 128550120.

The previous prime is 141405109. The next prime is 141405179. The reversal of 141405143 is 341504141.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 141405143 - 2¹⁴ = 141388759 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 (141405193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6427496 + ... + 6427517.

It is an arithmetic number, because the mean of its divisors is an integer number (38565042).

Almost surely, 2^141405143 is an apocalyptic number.

141405143 is a deficient number, since it is larger than the sum of its proper divisors (12855025).

141405143 is a wasteful number, since it uses less digits than its factorization.

141405143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12855024.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 141405143 is about 11891.3894478316. The cubic root of 141405143 is about 520.9808201721.

Adding to 141405143 its reverse (341504141), we get a palindrome (482909284).

The spelling of 141405143 in words is "one hundred forty-one million, four hundred five thousand, one hundred forty-three".