113311273 has 4 divisors (see below), whose sum is σ = 119976660. Its totient is φ = 106645888.

The previous prime is 113311267. The next prime is 113311291. The reversal of 113311273 is 372113311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 372113311 = 4993 ⋅74527.

It can be written as a sum of positive squares in 2 ways, for example, as 70761744 + 42549529 = 8412^2 + 6523^2 .

It is a cyclic number.

It is not a de Polignac number, because 113311273 - 2⁵ = 113311241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113311213) 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, 3332668 + ... + 3332701.

It is an arithmetic number, because the mean of its divisors is an integer number (29994165).

Almost surely, 2^113311273 is an apocalyptic number.

It is an amenable number.

113311273 is a deficient number, since it is larger than the sum of its proper divisors (6665387).

113311273 is an equidigital number, since it uses as much as digits as its factorization.

113311273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6665386.

The product of its digits is 378, while the sum is 22.

The square root of 113311273 is about 10644.7767942780. The cubic root of 113311273 is about 483.9023221710.

Adding to 113311273 its reverse (372113311), we get a palindrome (485424584).

It can be divided in two parts, 113311 and 273, that multiplied together give a palindrome (30933903).

The spelling of 113311273 in words is "one hundred thirteen million, three hundred eleven thousand, two hundred seventy-three".