142416979 has 2 divisors, whose sum is σ = 142416980. Its totient is φ = 142416978.

The previous prime is 142416977. The next prime is 142416997. The reversal of 142416979 is 979614241.

142416979 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (142416997) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (979614241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142416979 - 2¹ = 142416977 is a prime.

Together with 142416977, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (142416971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71208489 + 71208490.

It is an arithmetic number, because the mean of its divisors is an integer number (71208490).

Almost surely, 2^142416979 is an apocalyptic number.

142416979 is a deficient number, since it is larger than the sum of its proper divisors (1).

142416979 is an equidigital number, since it uses as much as digits as its factorization.

142416979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 43.

The square root of 142416979 is about 11933.8585126521. The cubic root of 142416979 is about 522.2205081697.

The spelling of 142416979 in words is "one hundred forty-two million, four hundred sixteen thousand, nine hundred seventy-nine".