11754891934 has 32 divisors (see below), whose sum is σ = 18947128320. Its totient is φ = 5455229472.

The previous prime is 11754891931. The next prime is 11754891943. The reversal of 11754891934 is 43919845711.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11754891931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 635947 + ... + 654169.

It is an arithmetic number, because the mean of its divisors is an integer number (592097760).

Almost surely, 2^11754891934 is an apocalyptic number.

11754891934 is a deficient number, since it is larger than the sum of its proper divisors (7192236386).

11754891934 is a wasteful number, since it uses less digits than its factorization.

11754891934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18664.

The product of its digits is 1088640, while the sum is 52.

The spelling of 11754891934 in words is "eleven billion, seven hundred fifty-four million, eight hundred ninety-one thousand, nine hundred thirty-four".