142423135147 has 2 divisors, whose sum is σ = 142423135148. Its totient is φ = 142423135146.

The previous prime is 142423135097. The next prime is 142423135201. The reversal of 142423135147 is 741531324241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142423135147 - 2¹⁵ = 142423102379 is a prime.

It is not a weakly prime, because it can be changed into another prime (142423130147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71211567573 + 71211567574.

It is an arithmetic number, because the mean of its divisors is an integer number (71211567574).

Almost surely, 2^142423135147 is an apocalyptic number.

142423135147 is a deficient number, since it is larger than the sum of its proper divisors (1).

142423135147 is an equidigital number, since it uses as much as digits as its factorization.

142423135147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 37.

Adding to 142423135147 its reverse (741531324241), we get a palindrome (883954459388).

The spelling of 142423135147 in words is "one hundred forty-two billion, four hundred twenty-three million, one hundred thirty-five thousand, one hundred forty-seven".