11273115547 has 2 divisors, whose sum is σ = 11273115548. Its totient is φ = 11273115546.

The previous prime is 11273115523. The next prime is 11273115551. The reversal of 11273115547 is 74551137211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11273115547 is a prime.

It is not a weakly prime, because it can be changed into another prime (11273115577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5636557773 + 5636557774.

It is an arithmetic number, because the mean of its divisors is an integer number (5636557774).

Almost surely, 2^11273115547 is an apocalyptic number.

11273115547 is a deficient number, since it is larger than the sum of its proper divisors (1).

11273115547 is an equidigital number, since it uses as much as digits as its factorization.

11273115547 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29400, while the sum is 37.

The spelling of 11273115547 in words is "eleven billion, two hundred seventy-three million, one hundred fifteen thousand, five hundred forty-seven".