11091938527 has 8 divisors (see below), whose sum is σ = 11302784064. Its totient is φ = 10881151008.

The previous prime is 11091938509. The next prime is 11091938593. The reversal of 11091938527 is 72583919011.

11091938527 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-11091938527 is a prime.

It is a super-2 number, since 2×11091938527² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11091938927) 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, 729333 + ... + 744385.

It is an arithmetic number, because the mean of its divisors is an integer number (1412848008).

Almost surely, 2^11091938527 is an apocalyptic number.

11091938527 is a deficient number, since it is larger than the sum of its proper divisors (210845537).

11091938527 is a wasteful number, since it uses less digits than its factorization.

11091938527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29009.

The product of its (nonzero) digits is 136080, while the sum is 46.

The spelling of 11091938527 in words is "eleven billion, ninety-one million, nine hundred thirty-eight thousand, five hundred twenty-seven".