1113505147 has 2 divisors, whose sum is σ = 1113505148. Its totient is φ = 1113505146.

The previous prime is 1113505067. The next prime is 1113505189. The reversal of 1113505147 is 7415053111.

It is a strong prime.

It is an emirp because it is prime and its reverse (7415053111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1113505147 - 2¹⁹ = 1112980859 is a prime.

It is not a weakly prime, because it can be changed into another prime (1113505747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556752573 + 556752574.

It is an arithmetic number, because the mean of its divisors is an integer number (556752574).

Almost surely, 2^1113505147 is an apocalyptic number.

1113505147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113505147 is an equidigital number, since it uses as much as digits as its factorization.

1113505147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 28.

The square root of 1113505147 is about 33369.2245489763. The cubic root of 1113505147 is about 1036.4875176388.

Adding to 1113505147 its reverse (7415053111), we get a palindrome (8528558258).

The spelling of 1113505147 in words is "one billion, one hundred thirteen million, five hundred five thousand, one hundred forty-seven".