199270147 has 2 divisors, whose sum is σ = 199270148. Its totient is φ = 199270146.

The previous prime is 199270129. The next prime is 199270171. The reversal of 199270147 is 741072991.

199270147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 199270147 - 2²⁷ = 65052419 is a prime.

It is not a weakly prime, because it can be changed into another prime (199270187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99635073 + 99635074.

It is an arithmetic number, because the mean of its divisors is an integer number (99635074).

Almost surely, 2^199270147 is an apocalyptic number.

199270147 is a deficient number, since it is larger than the sum of its proper divisors (1).

199270147 is an equidigital number, since it uses as much as digits as its factorization.

199270147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31752, while the sum is 40.

The square root of 199270147 is about 14116.3078388083. The cubic root of 199270147 is about 584.0913128548.

The spelling of 199270147 in words is "one hundred ninety-nine million, two hundred seventy thousand, one hundred forty-seven".