141421142 has 16 divisors (see below), whose sum is σ = 223657200. Its totient is φ = 66880800.

The previous prime is 141421117. The next prime is 141421153. The reversal of 141421142 is 241124141.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23984 + ... + 29292.

It is an arithmetic number, because the mean of its divisors is an integer number (13978575).

Almost surely, 2^141421142 is an apocalyptic number.

141421142 is a deficient number, since it is larger than the sum of its proper divisors (82236058).

141421142 is a wasteful number, since it uses less digits than its factorization.

141421142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6031.

The product of its digits is 256, while the sum is 20.

The square root of 141421142 is about 11892.0621424545. The cubic root of 141421142 is about 521.0004678729. Note that the first 3 decimals are identical.

Adding to 141421142 its reverse (241124141), we get a palindrome (382545283).

The spelling of 141421142 in words is "one hundred forty-one million, four hundred twenty-one thousand, one hundred forty-two".