142627847 has 2 divisors, whose sum is σ = 142627848. Its totient is φ = 142627846.

The previous prime is 142627843. The next prime is 142627879. The reversal of 142627847 is 748726241.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (748726241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 142627847 - 2² = 142627843 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142627843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71313923 + 71313924.

It is an arithmetic number, because the mean of its divisors is an integer number (71313924).

Almost surely, 2^142627847 is an apocalyptic number.

142627847 is a deficient number, since it is larger than the sum of its proper divisors (1).

142627847 is an equidigital number, since it uses as much as digits as its factorization.

142627847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 150528, while the sum is 41.

The square root of 142627847 is about 11942.6901073418. The cubic root of 142627847 is about 522.4781209217.

The spelling of 142627847 in words is "one hundred forty-two million, six hundred twenty-seven thousand, eight hundred forty-seven".