141421043 has 8 divisors (see below), whose sum is σ = 148098048. Its totient is φ = 134788104.

The previous prime is 141421037. The next prime is 141421051. The reversal of 141421043 is 340124141.

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 141421043 - 2⁸ = 141420787 is a prime.

It is a super-2 number, since 2×141421043² = 39999822806415698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141421003) 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 7 ways as a sum of consecutive naturals, for example, 4355 + ... + 17372.

It is an arithmetic number, because the mean of its divisors is an integer number (18512256).

Almost surely, 2^141421043 is an apocalyptic number.

141421043 is a deficient number, since it is larger than the sum of its proper divisors (6677005).

141421043 is a wasteful number, since it uses less digits than its factorization.

141421043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22033.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 141421043 is about 11892.0579800134. The cubic root of 141421043 is about 521.0003462997. Note that the first 3 decimals are identical.

Adding to 141421043 its reverse (340124141), we get a palindrome (481545184).

The spelling of 141421043 in words is "one hundred forty-one million, four hundred twenty-one thousand, forty-three".