11151494689 has 2 divisors, whose sum is σ = 11151494690. Its totient is φ = 11151494688.

The previous prime is 11151494663. The next prime is 11151494771. The reversal of 11151494689 is 98649415111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11151360000 + 134689 = 105600^2 + 367^2 .

It is a cyclic number.

It is not a de Polignac number, because 11151494689 - 2⁵ = 11151494657 is a prime.

It is not a weakly prime, because it can be changed into another prime (11151495689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5575747344 + 5575747345.

It is an arithmetic number, because the mean of its divisors is an integer number (5575747345).

Almost surely, 2^11151494689 is an apocalyptic number.

It is an amenable number.

11151494689 is a deficient number, since it is larger than the sum of its proper divisors (1).

11151494689 is an equidigital number, since it uses as much as digits as its factorization.

11151494689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 49.

The spelling of 11151494689 in words is "eleven billion, one hundred fifty-one million, four hundred ninety-four thousand, six hundred eighty-nine".