199063147 has 2 divisors, whose sum is σ = 199063148. Its totient is φ = 199063146.

The previous prime is 199063127. The next prime is 199063153. The reversal of 199063147 is 741360991.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 199063147 - 2¹¹ = 199061099 is a prime.

It is a super-2 number, since 2×199063147² = 79252272987087218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (199063127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99531573 + 99531574.

It is an arithmetic number, because the mean of its divisors is an integer number (99531574).

Almost surely, 2^199063147 is an apocalyptic number.

199063147 is a deficient number, since it is larger than the sum of its proper divisors (1).

199063147 is an equidigital number, since it uses as much as digits as its factorization.

199063147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 199063147 is about 14108.9739882105. The cubic root of 199063147 is about 583.8889932175. Note that the first 3 decimals are identical.

The spelling of 199063147 in words is "one hundred ninety-nine million, sixty-three thousand, one hundred forty-seven".