142029827 has 2 divisors, whose sum is σ = 142029828. Its totient is φ = 142029826.

The previous prime is 142029809. The next prime is 142029829. The reversal of 142029827 is 728920241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142029827 is a prime.

Together with 142029829, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (142029829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71014913 + 71014914.

It is an arithmetic number, because the mean of its divisors is an integer number (71014914).

Almost surely, 2^142029827 is an apocalyptic number.

142029827 is a deficient number, since it is larger than the sum of its proper divisors (1).

142029827 is an equidigital number, since it uses as much as digits as its factorization.

142029827 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 142029827 is about 11917.6267352187. The cubic root of 142029827 is about 521.7468703672.

The spelling of 142029827 in words is "one hundred forty-two million, twenty-nine thousand, eight hundred twenty-seven".