141421239 has 12 divisors (see below), whose sum is σ = 204486672. Its totient is φ = 94183200.

The previous prime is 141421223. The next prime is 141421243. The reversal of 141421239 is 932124141.

It is a happy number.

141421239 is a `hidden beast` number, since 1 + 4 + 1 + 421 + 239 = 666.

It is not a de Polignac number, because 141421239 - 2⁴ = 141421223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141420239) 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 11 ways as a sum of consecutive naturals, for example, 1659 + ... + 16899.

It is an arithmetic number, because the mean of its divisors is an integer number (17040556).

Almost surely, 2^141421239 is an apocalyptic number.

141421239 is a deficient number, since it is larger than the sum of its proper divisors (63065433).

141421239 is a wasteful number, since it uses less digits than its factorization.

141421239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16278 (or 16275 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 141421239 is about 11892.0662208045. The cubic root of 141421239 is about 521.0005869900. Note that the first 3 decimals are identical.

The spelling of 141421239 in words is "one hundred forty-one million, four hundred twenty-one thousand, two hundred thirty-nine".