1135491769655 has 16 divisors (see below), whose sum is σ = 1367823244320. Its totient is φ = 904905499008.

The previous prime is 1135491769649. The next prime is 1135491769681. The reversal of 1135491769655 is 5569671945311.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1135491769655 - 2¹² = 1135491765559 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11954129 + ... + 12048741.

It is an arithmetic number, because the mean of its divisors is an integer number (85488952770).

Almost surely, 2^{1135491769655} is an apocalyptic number.

1135491769655 is a deficient number, since it is larger than the sum of its proper divisors (232331474665).

1135491769655 is an equidigital number, since it uses as much as digits as its factorization.

1135491769655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103810.

The product of its digits is 30618000, while the sum is 62.

The spelling of 1135491769655 in words is "one trillion, one hundred thirty-five billion, four hundred ninety-one million, seven hundred sixty-nine thousand, six hundred fifty-five".