1113100273 has 2 divisors, whose sum is σ = 1113100274. Its totient is φ = 1113100272.

The previous prime is 1113100231. The next prime is 1113100309. The reversal of 1113100273 is 3720013111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 756910144 + 356190129 = 27512^2 + 18873^2 .

It is an emirp because it is prime and its reverse (3720013111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1113100273 - 2⁹ = 1113099761 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1113100273.

It is not a weakly prime, because it can be changed into another prime (1113100873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556550136 + 556550137.

It is an arithmetic number, because the mean of its divisors is an integer number (556550137).

Almost surely, 2^1113100273 is an apocalyptic number.

It is an amenable number.

1113100273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113100273 is an equidigital number, since it uses as much as digits as its factorization.

1113100273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126, while the sum is 19.

The square root of 1113100273 is about 33363.1574195249. The cubic root of 1113100273 is about 1036.3618790281.

Adding to 1113100273 its reverse (3720013111), we get a palindrome (4833113384).

The spelling of 1113100273 in words is "one billion, one hundred thirteen million, one hundred thousand, two hundred seventy-three".