11812534927 has 2 divisors, whose sum is σ = 11812534928. Its totient is φ = 11812534926.

The previous prime is 11812534907. The next prime is 11812534933. The reversal of 11812534927 is 72943521811.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11812534927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11812534907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5906267463 + 5906267464.

It is an arithmetic number, because the mean of its divisors is an integer number (5906267464).

Almost surely, 2^11812534927 is an apocalyptic number.

11812534927 is a deficient number, since it is larger than the sum of its proper divisors (1).

11812534927 is an equidigital number, since it uses as much as digits as its factorization.

11812534927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 43.

The spelling of 11812534927 in words is "eleven billion, eight hundred twelve million, five hundred thirty-four thousand, nine hundred twenty-seven".