142441333 has 2 divisors, whose sum is σ = 142441334. Its totient is φ = 142441332.

The previous prime is 142441319. The next prime is 142441337. The reversal of 142441333 is 333144241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137874564 + 4566769 = 11742^2 + 2137^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142441333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142441298 and 142441307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142441337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71220666 + 71220667.

It is an arithmetic number, because the mean of its divisors is an integer number (71220667).

Almost surely, 2^142441333 is an apocalyptic number.

It is an amenable number.

142441333 is a deficient number, since it is larger than the sum of its proper divisors (1).

142441333 is an equidigital number, since it uses as much as digits as its factorization.

142441333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 25.

The square root of 142441333 is about 11934.8788431220. The cubic root of 142441333 is about 522.2502738934.

Adding to 142441333 its reverse (333144241), we get a palindrome (475585574).

The spelling of 142441333 in words is "one hundred forty-two million, four hundred forty-one thousand, three hundred thirty-three".