141421223 has 2 divisors, whose sum is σ = 141421224. Its totient is φ = 141421222.

The previous prime is 141421201. The next prime is 141421243. The reversal of 141421223 is 322124141.

It is an a-pointer prime, because the next prime (141421243) can be obtained adding 141421223 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 141421223 - 2¹⁸ = 141159079 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 141421195 and 141421204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (141421243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70710611 + 70710612.

It is an arithmetic number, because the mean of its divisors is an integer number (70710612).

Almost surely, 2^141421223 is an apocalyptic number.

141421223 is a deficient number, since it is larger than the sum of its proper divisors (1).

141421223 is an equidigital number, since it uses as much as digits as its factorization.

141421223 is an evil number, because the sum of its binary digits is even.

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

The square root of 141421223 is about 11892.0655480871. The cubic root of 141421223 is about 521.0005673418. Note that the first 3 decimals are identical.

Adding to 141421223 its reverse (322124141), we get a palindrome (463545364).

The spelling of 141421223 in words is "one hundred forty-one million, four hundred twenty-one thousand, two hundred twenty-three".