11243416261 has 64 divisors (see below), whose sum is σ = 14827438080. Its totient is φ = 8270760960.

The previous prime is 11243416213. The next prime is 11243416309. The reversal of 11243416261 is 16261434211.

11243416261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11243416213) and next prime (11243416309).

It is a de Polignac number, because none of the positive numbers 2^k-11243416261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11243417261) 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 63 ways as a sum of consecutive naturals, for example, 33363085 + ... + 33363421.

It is an arithmetic number, because the mean of its divisors is an integer number (231678720).

Almost surely, 2^11243416261 is an apocalyptic number.

11243416261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11243416261 is a deficient number, since it is larger than the sum of its proper divisors (3584021819).

11243416261 is a wasteful number, since it uses less digits than its factorization.

11243416261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674.

The product of its digits is 6912, while the sum is 31.

The spelling of 11243416261 in words is "eleven billion, two hundred forty-three million, four hundred sixteen thousand, two hundred sixty-one".