142133230417 has 2 divisors, whose sum is σ = 142133230418. Its totient is φ = 142133230416.

The previous prime is 142133230411. The next prime is 142133230453. The reversal of 142133230417 is 714032331241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120964144401 + 21169086016 = 347799^2 + 145496^2 .

It is a cyclic number.

It is not a de Polignac number, because 142133230417 - 2²³ = 142124841809 is a prime.

It is not a weakly prime, because it can be changed into another prime (142133230411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71066615208 + 71066615209.

It is an arithmetic number, because the mean of its divisors is an integer number (71066615209).

Almost surely, 2^142133230417 is an apocalyptic number.

It is an amenable number.

142133230417 is a deficient number, since it is larger than the sum of its proper divisors (1).

142133230417 is an equidigital number, since it uses as much as digits as its factorization.

142133230417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 31.

Adding to 142133230417 its reverse (714032331241), we get a palindrome (856165561658).

The spelling of 142133230417 in words is "one hundred forty-two billion, one hundred thirty-three million, two hundred thirty thousand, four hundred seventeen".