11305133245 has 12 divisors (see below), whose sum is σ = 15781043484. Its totient is φ = 7752091200.

The previous prime is 11305133239. The next prime is 11305133261. The reversal of 11305133245 is 54233150311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7635439161 + 3669694084 = 87381^2 + 60578^2 .

It is not a de Polignac number, because 11305133245 - 2²¹ = 11303036093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23071456 + ... + 23071945.

It is an arithmetic number, because the mean of its divisors is an integer number (1315086957).

Almost surely, 2^11305133245 is an apocalyptic number.

It is an amenable number.

11305133245 is a deficient number, since it is larger than the sum of its proper divisors (4475910239).

11305133245 is an equidigital number, since it uses as much as digits as its factorization.

11305133245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46143420 (or 46143413 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 11305133245 its reverse (54233150311), we get a palindrome (65538283556).

The spelling of 11305133245 in words is "eleven billion, three hundred five million, one hundred thirty-three thousand, two hundred forty-five".