142304411 has 2 divisors, whose sum is σ = 142304412. Its totient is φ = 142304410.

The previous prime is 142304339. The next prime is 142304429. The reversal of 142304411 is 114403241.

It is a strong prime.

It is an emirp because it is prime and its reverse (114403241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142304411 is a prime.

It is not a weakly prime, because it can be changed into another prime (142304431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71152205 + 71152206.

It is an arithmetic number, because the mean of its divisors is an integer number (71152206).

Almost surely, 2^142304411 is an apocalyptic number.

142304411 is a deficient number, since it is larger than the sum of its proper divisors (1).

142304411 is an equidigital number, since it uses as much as digits as its factorization.

142304411 is an odious number, because the sum of its binary digits is odd.

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

The square root of 142304411 is about 11929.1412515738. The cubic root of 142304411 is about 522.0828822265.

Adding to 142304411 its reverse (114403241), we get a palindrome (256707652).

The spelling of 142304411 in words is "one hundred forty-two million, three hundred four thousand, four hundred eleven".