11151494219 has 2 divisors, whose sum is σ = 11151494220. Its totient is φ = 11151494218.

The previous prime is 11151494213. The next prime is 11151494227. The reversal of 11151494219 is 91249415111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11151494219 - 2²⁰ = 11150445643 is a prime.

It is a super-2 number, since 2×11151494219² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11151494213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5575747109 + 5575747110.

It is an arithmetic number, because the mean of its divisors is an integer number (5575747110).

Almost surely, 2^11151494219 is an apocalyptic number.

11151494219 is a deficient number, since it is larger than the sum of its proper divisors (1).

11151494219 is an equidigital number, since it uses as much as digits as its factorization.

11151494219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 38.

The spelling of 11151494219 in words is "eleven billion, one hundred fifty-one million, four hundred ninety-four thousand, two hundred nineteen".