11045134112345 has 4 divisors (see below), whose sum is σ = 13254160934820. Its totient is φ = 8836107289872.

The previous prime is 11045134112251. The next prime is 11045134112377. The reversal of 11045134112345 is 54321143154011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8785130016784 + 2260004095561 = 2963972^2 + 1503331^2 .

It is a cyclic number.

It is not a de Polignac number, because 11045134112345 - 2²² = 11045129918041 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1104513411230 + ... + 1104513411239.

It is an arithmetic number, because the mean of its divisors is an integer number (3313540233705).

Almost surely, 2^{11045134112345} is an apocalyptic number.

It is an amenable number.

11045134112345 is a deficient number, since it is larger than the sum of its proper divisors (2209026822475).

11045134112345 is an equidigital number, since it uses as much as digits as its factorization.

11045134112345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2209026822474.

The product of its (nonzero) digits is 28800, while the sum is 35.

Adding to 11045134112345 its reverse (54321143154011), we get a palindrome (65366277266356).

The spelling of 11045134112345 in words is "eleven trillion, forty-five billion, one hundred thirty-four million, one hundred twelve thousand, three hundred forty-five".