11135854519 has 2 divisors, whose sum is σ = 11135854520. Its totient is φ = 11135854518.

The previous prime is 11135854493. The next prime is 11135854537. The reversal of 11135854519 is 91545853111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11135854519 is a prime.

It is a super-2 number, since 2×11135854519² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11135854589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5567927259 + 5567927260.

It is an arithmetic number, because the mean of its divisors is an integer number (5567927260).

Almost surely, 2^11135854519 is an apocalyptic number.

11135854519 is a deficient number, since it is larger than the sum of its proper divisors (1).

11135854519 is an equidigital number, since it uses as much as digits as its factorization.

11135854519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108000, while the sum is 43.

The spelling of 11135854519 in words is "eleven billion, one hundred thirty-five million, eight hundred fifty-four thousand, five hundred nineteen".