19111052 has 12 divisors (see below), whose sum is σ = 33486600. Its totient is φ = 9543456.

The previous prime is 19111051. The next prime is 19111063. The reversal of 19111052 is 25011191.

It is not an unprimeable number, because it can be changed into a prime (19111051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1199 + ... + 6297.

It is an arithmetic number, because the mean of its divisors is an integer number (2790550).

Almost surely, 2^19111052 is an apocalyptic number.

It is an amenable number.

19111052 is a deficient number, since it is larger than the sum of its proper divisors (14375548).

19111052 is a wasteful number, since it uses less digits than its factorization.

19111052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6040 (or 6038 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 20.

The square root of 19111052 is about 4371.6189220928. The cubic root of 19111052 is about 267.3590348208.

The spelling of 19111052 in words is "nineteen million, one hundred eleven thousand, fifty-two".