141442209 has 12 divisors (see below), whose sum is σ = 206768016. Its totient is φ = 93158232.

The previous prime is 141442207. The next prime is 141442219. The reversal of 141442209 is 902244141.

It is a happy number.

141442209 is a `hidden beast` number, since 1 + 414 + 42 + 209 = 666.

It is not a de Polignac number, because 141442209 - 2¹ = 141442207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (141442207) 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 11 ways as a sum of consecutive naturals, for example, 93927 + ... + 95420.

It is an arithmetic number, because the mean of its divisors is an integer number (17230668).

Almost surely, 2^141442209 is an apocalyptic number.

It is an amenable number.

141442209 is a deficient number, since it is larger than the sum of its proper divisors (65325807).

141442209 is a wasteful number, since it uses less digits than its factorization.

141442209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189436 (or 189433 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 141442209 is about 11892.9478683798. The cubic root of 141442209 is about 521.0263371117.

The spelling of 141442209 in words is "one hundred forty-one million, four hundred forty-two thousand, two hundred nine".