199055151 has 12 divisors (see below), whose sum is σ = 298173512. Its totient is φ = 132703272.

The previous prime is 199055147. The next prime is 199055161. The reversal of 199055151 is 151550991.

199055151 is a `hidden beast` number, since 19 + 90 + 551 + 5 + 1 = 666.

It is not a de Polignac number, because 199055151 - 2² = 199055147 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199055161) 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 in 11 ways as a sum of consecutive naturals, for example, 409336 + ... + 409821.

Almost surely, 2^199055151 is an apocalyptic number.

199055151 is a deficient number, since it is larger than the sum of its proper divisors (99118361).

199055151 is an frugal number, since it uses more digits than its factorization.

199055151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819172 (or 819160 counting only the distinct ones).

The product of its (nonzero) digits is 10125, while the sum is 36.

The square root of 199055151 is about 14108.6906196146. The cubic root of 199055151 is about 583.8811751976.

The spelling of 199055151 in words is "one hundred ninety-nine million, fifty-five thousand, one hundred fifty-one".