11267473345 has 4 divisors (see below), whose sum is σ = 13520968020. Its totient is φ = 9013978672.

The previous prime is 11267473291. The next prime is 11267473351. The reversal of 11267473345 is 54337476211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54337476211 = 19 ⋅2859867169.

It can be written as a sum of positive squares in 2 ways, for example, as 5482958209 + 5784515136 = 74047^2 + 76056^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11267473345 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1126747330 + ... + 1126747339.

It is an arithmetic number, because the mean of its divisors is an integer number (3380242005).

Almost surely, 2^11267473345 is an apocalyptic number.

It is an amenable number.

11267473345 is a deficient number, since it is larger than the sum of its proper divisors (2253494675).

11267473345 is an equidigital number, since it uses as much as digits as its factorization.

11267473345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2253494674.

The product of its digits is 423360, while the sum is 43.

The spelling of 11267473345 in words is "eleven billion, two hundred sixty-seven million, four hundred seventy-three thousand, three hundred forty-five".