199052011 has 8 divisors (see below), whose sum is σ = 202999104. Its totient is φ = 195141960.

The previous prime is 199051991. The next prime is 199052057. The reversal of 199052011 is 110250991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-199052011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (199052081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1720 + ... + 20026.

It is an arithmetic number, because the mean of its divisors is an integer number (25374888).

Almost surely, 2^199052011 is an apocalyptic number.

199052011 is a deficient number, since it is larger than the sum of its proper divisors (3947093).

199052011 is a wasteful number, since it uses less digits than its factorization.

199052011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18521.

The product of its (nonzero) digits is 810, while the sum is 28.

The square root of 199052011 is about 14108.5793402454. The cubic root of 199052011 is about 583.8781050325.

The spelling of 199052011 in words is "one hundred ninety-nine million, fifty-two thousand, eleven".