11345223305 has 32 divisors (see below), whose sum is σ = 14856059904. Its totient is φ = 8267360256.

The previous prime is 11345223293. The next prime is 11345223359. The reversal of 11345223305 is 50332254311.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11345223305 - 2¹⁰ = 11345222281 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2311484 + ... + 2316386.

It is an arithmetic number, because the mean of its divisors is an integer number (464251872).

Almost surely, 2^11345223305 is an apocalyptic number.

It is an amenable number.

11345223305 is a deficient number, since it is larger than the sum of its proper divisors (3510836599).

11345223305 is a wasteful number, since it uses less digits than its factorization.

11345223305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5385.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 11345223305 its reverse (50332254311), we get a palindrome (61677477616).

The spelling of 11345223305 in words is "eleven billion, three hundred forty-five million, two hundred twenty-three thousand, three hundred five".