199052311 has 2 divisors, whose sum is σ = 199052312. Its totient is φ = 199052310.

The previous prime is 199052299. The next prime is 199052351. The reversal of 199052311 is 113250991.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 199052311 - 2⁵ = 199052279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199052351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99526155 + 99526156.

It is an arithmetic number, because the mean of its divisors is an integer number (99526156).

Almost surely, 2^199052311 is an apocalyptic number.

199052311 is a deficient number, since it is larger than the sum of its proper divisors (1).

199052311 is an equidigital number, since it uses as much as digits as its factorization.

199052311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2430, while the sum is 31.

The square root of 199052311 is about 14108.5899720702. The cubic root of 199052311 is about 583.8783983618.

The spelling of 199052311 in words is "one hundred ninety-nine million, fifty-two thousand, three hundred eleven".