11111045347 has 2 divisors, whose sum is σ = 11111045348. Its totient is φ = 11111045346.

The previous prime is 11111045339. The next prime is 11111045353. The reversal of 11111045347 is 74354011111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11111045347 - 2³ = 11111045339 is a prime.

It is not a weakly prime, because it can be changed into another prime (11111045747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555522673 + 5555522674.

It is an arithmetic number, because the mean of its divisors is an integer number (5555522674).

Almost surely, 2^11111045347 is an apocalyptic number.

11111045347 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111045347 is an equidigital number, since it uses as much as digits as its factorization.

11111045347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 28.

Adding to 11111045347 its reverse (74354011111), we get a palindrome (85465056458).

The spelling of 11111045347 in words is "eleven billion, one hundred eleven million, forty-five thousand, three hundred forty-seven".