146870147 has 2 divisors, whose sum is σ = 146870148. Its totient is φ = 146870146.

The previous prime is 146870117. The next prime is 146870177. The reversal of 146870147 is 741078641.

It is a balanced prime because it is at equal distance from previous prime (146870117) and next prime (146870177).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146870147 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146870147.

It is not a weakly prime, because it can be changed into another prime (146870107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73435073 + 73435074.

It is an arithmetic number, because the mean of its divisors is an integer number (73435074).

Almost surely, 2^146870147 is an apocalyptic number.

146870147 is a deficient number, since it is larger than the sum of its proper divisors (1).

146870147 is an equidigital number, since it uses as much as digits as its factorization.

146870147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 38.

The square root of 146870147 is about 12118.9994223946. Note that the first 3 decimals coincide. The cubic root of 146870147 is about 527.6077624750.

The spelling of 146870147 in words is "one hundred forty-six million, eight hundred seventy thousand, one hundred forty-seven".