11306842261 has 16 divisors (see below), whose sum is σ = 13407726528. Its totient is φ = 9399571200.

The previous prime is 11306842249. The next prime is 11306842289. The reversal of 11306842261 is 16224860311.

It is a cyclic number.

It is not a de Polignac number, because 11306842261 - 2¹³ = 11306834069 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 (11306842231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 354180 + ... + 384781.

It is an arithmetic number, because the mean of its divisors is an integer number (837982908).

Almost surely, 2^11306842261 is an apocalyptic number.

11306842261 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11306842261 is a deficient number, since it is larger than the sum of its proper divisors (2100884267).

11306842261 is a wasteful number, since it uses less digits than its factorization.

11306842261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739092.

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 11306842261 in words is "eleven billion, three hundred six million, eight hundred forty-two thousand, two hundred sixty-one".