11347826109 has 16 divisors (see below), whose sum is σ = 15170189760. Its totient is φ = 7545363840.

The previous prime is 11347826093. The next prime is 11347826167. The reversal of 11347826109 is 90162874311.

It is a happy number.

It is not a de Polignac number, because 11347826109 - 2⁴ = 11347826093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11347826909) 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, 3388774 + ... + 3392120.

It is an arithmetic number, because the mean of its divisors is an integer number (948136860).

Almost surely, 2^11347826109 is an apocalyptic number.

It is an amenable number.

11347826109 is a deficient number, since it is larger than the sum of its proper divisors (3822363651).

11347826109 is a wasteful number, since it uses less digits than its factorization.

11347826109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5980.

The product of its (nonzero) digits is 72576, while the sum is 42.

The spelling of 11347826109 in words is "eleven billion, three hundred forty-seven million, eight hundred twenty-six thousand, one hundred nine".