11306308909 has 8 divisors (see below), whose sum is σ = 13367064960. Its totient is φ = 9356945136.

The previous prime is 11306308889. The next prime is 11306308921. The reversal of 11306308909 is 90980360311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11306308909 - 2¹¹ = 11306306861 is a prime.

It is a super-2 number, since 2×11306308909² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11306308939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27847849 + ... + 27848254.

It is an arithmetic number, because the mean of its divisors is an integer number (1670883120).

Almost surely, 2^11306308909 is an apocalyptic number.

It is an amenable number.

11306308909 is a deficient number, since it is larger than the sum of its proper divisors (2060756051).

11306308909 is an equidigital number, since it uses as much as digits as its factorization.

11306308909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55696139.

The product of its (nonzero) digits is 34992, while the sum is 40.

The spelling of 11306308909 in words is "eleven billion, three hundred six million, three hundred eight thousand, nine hundred nine".