1113375273 has 4 divisors (see below), whose sum is σ = 1484500368. Its totient is φ = 742250180.

The previous prime is 1113375269. The next prime is 1113375317. The reversal of 1113375273 is 3725733111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1113375273 - 2² = 1113375269 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1113375223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185562543 + ... + 185562548.

It is an arithmetic number, because the mean of its divisors is an integer number (371125092).

Almost surely, 2^1113375273 is an apocalyptic number.

It is an amenable number.

1113375273 is a deficient number, since it is larger than the sum of its proper divisors (371125095).

1113375273 is an equidigital number, since it uses as much as digits as its factorization.

1113375273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371125094.

The product of its digits is 13230, while the sum is 33.

The square root of 1113375273 is about 33367.2784775744. The cubic root of 1113375273 is about 1036.4472190633.

The spelling of 1113375273 in words is "one billion, one hundred thirteen million, three hundred seventy-five thousand, two hundred seventy-three".