11135253091 has 2 divisors, whose sum is σ = 11135253092. Its totient is φ = 11135253090.

The previous prime is 11135253089. The next prime is 11135253133. The reversal of 11135253091 is 19035253111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11135253091 - 2¹ = 11135253089 is a prime.

It is a super-2 number, since 2×11135253091² (a number of 21 digits) contains 22 as substring.

Together with 11135253089, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11135253061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5567626545 + 5567626546.

It is an arithmetic number, because the mean of its divisors is an integer number (5567626546).

Almost surely, 2^11135253091 is an apocalyptic number.

11135253091 is a deficient number, since it is larger than the sum of its proper divisors (1).

11135253091 is an equidigital number, since it uses as much as digits as its factorization.

11135253091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4050, while the sum is 31.

The spelling of 11135253091 in words is "eleven billion, one hundred thirty-five million, two hundred fifty-three thousand, ninety-one".