11345222045 has 16 divisors (see below), whose sum is σ = 13772792880. Its totient is φ = 8970576384.

The previous prime is 11345222023. The next prime is 11345222047. The reversal of 11345222045 is 54022254311.

11345222045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 21921124 + 11323300921 = 4682^2 + 106411^2 .

It is a cyclic number.

It is not a de Polignac number, because 11345222045 - 2⁶ = 11345221981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11345221999 and 11345222017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11345222047) 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 15 ways as a sum of consecutive naturals, for example, 1846799 + ... + 1852931.

It is an arithmetic number, because the mean of its divisors is an integer number (860799555).

Almost surely, 2^11345222045 is an apocalyptic number.

It is an amenable number.

11345222045 is a deficient number, since it is larger than the sum of its proper divisors (2427570835).

11345222045 is an equidigital number, since it uses as much as digits as its factorization.

11345222045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10384.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 11345222045 its reverse (54022254311), we get a palindrome (65367476356).

The spelling of 11345222045 in words is "eleven billion, three hundred forty-five million, two hundred twenty-two thousand, forty-five".