1949094111 has 8 divisors (see below), whose sum is σ = 2618630784. Its totient is φ = 1289476760.

The previous prime is 1949094109. The next prime is 1949094127. The reversal of 1949094111 is 1114909491.

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

It is a cyclic number.

It is not a de Polignac number, because 1949094111 - 2¹ = 1949094109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1949094111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1949094151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2479371 + ... + 2480156.

It is an arithmetic number, because the mean of its divisors is an integer number (327328848).

Almost surely, 2^1949094111 is an apocalyptic number.

1949094111 is a deficient number, since it is larger than the sum of its proper divisors (669536673).

1949094111 is a wasteful number, since it uses less digits than its factorization.

1949094111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4959661.

The product of its (nonzero) digits is 11664, while the sum is 39.

The square root of 1949094111 is about 44148.5459669965. The cubic root of 1949094111 is about 1249.1394847601.

The spelling of 1949094111 in words is "one billion, nine hundred forty-nine million, ninety-four thousand, one hundred eleven".