11272157111 has 2 divisors, whose sum is σ = 11272157112. Its totient is φ = 11272157110.

The previous prime is 11272157093. The next prime is 11272157129. The reversal of 11272157111 is 11175127211.

It is a balanced prime because it is at equal distance from previous prime (11272157093) and next prime (11272157129).

It is an emirp because it is prime and its reverse (11175127211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11272157111 - 2⁶ = 11272157047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11272157191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5636078555 + 5636078556.

It is an arithmetic number, because the mean of its divisors is an integer number (5636078556).

Almost surely, 2^11272157111 is an apocalyptic number.

11272157111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11272157111 is an equidigital number, since it uses as much as digits as its factorization.

11272157111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 980, while the sum is 29.

The spelling of 11272157111 in words is "eleven billion, two hundred seventy-two million, one hundred fifty-seven thousand, one hundred eleven".