11153362261 has 6 divisors (see below), whose sum is σ = 11848035650. Its totient is φ = 10497281856.

The previous prime is 11153362223. The next prime is 11153362267. The reversal of 11153362261 is 16226335111.

11153362261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 7764958161 + 3388404100 = 88119^2 + 58210^2 .

It is not a de Polignac number, because 11153362261 - 2¹⁹ = 11152837973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11153362267) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 19296186 + ... + 19296763.

Almost surely, 2^11153362261 is an apocalyptic number.

It is an amenable number.

11153362261 is a deficient number, since it is larger than the sum of its proper divisors (694673389).

11153362261 is an equidigital number, since it uses as much as digits as its factorization.

11153362261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38592983 (or 38592966 counting only the distinct ones).

The product of its digits is 6480, while the sum is 31.

Adding to 11153362261 its reverse (16226335111), we get a palindrome (27379697372).

The spelling of 11153362261 in words is "eleven billion, one hundred fifty-three million, three hundred sixty-two thousand, two hundred sixty-one".