191203052 has 6 divisors (see below), whose sum is σ = 334605348. Its totient is φ = 95601524.

The previous prime is 191203043. The next prime is 191203081. The reversal of 191203052 is 250302191.

It is a super-2 number, since 2×191203052² = 73117214188229408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23900378 + ... + 23900385.

It is an arithmetic number, because the mean of its divisors is an integer number (55767558).

Almost surely, 2^191203052 is an apocalyptic number.

It is an amenable number.

191203052 is a deficient number, since it is larger than the sum of its proper divisors (143402296).

191203052 is a wasteful number, since it uses less digits than its factorization.

191203052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47800767 (or 47800765 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 191203052 is about 13827.6191732344. The cubic root of 191203052 is about 576.1005282037.

The spelling of 191203052 in words is "one hundred ninety-one million, two hundred three thousand, fifty-two".