199364051 has 2 divisors, whose sum is σ = 199364052. Its totient is φ = 199364050.

The previous prime is 199364047. The next prime is 199364071. The reversal of 199364051 is 150463991.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 199364051 - 2² = 199364047 is a prime.

It is a super-2 number, since 2×199364051² = 79492049662261202, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 199363996 and 199364014.

It is not a weakly prime, because it can be changed into another prime (199364021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99682025 + 99682026.

It is an arithmetic number, because the mean of its divisors is an integer number (99682026).

Almost surely, 2^199364051 is an apocalyptic number.

199364051 is a deficient number, since it is larger than the sum of its proper divisors (1).

199364051 is an equidigital number, since it uses as much as digits as its factorization.

199364051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 199364051 is about 14119.6335292386. The cubic root of 199364051 is about 584.1830474474.

The spelling of 199364051 in words is "one hundred ninety-nine million, three hundred sixty-four thousand, fifty-one".