113311441 has 2 divisors, whose sum is σ = 113311442. Its totient is φ = 113311440.

The previous prime is 113311399. The next prime is 113311469. The reversal of 113311441 is 144113311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106915600 + 6395841 = 10340^2 + 2529^2 .

It is an emirp because it is prime and its reverse (144113311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113311441 - 2¹⁹ = 112787153 is a prime.

It is a super-2 number, since 2×113311441² = 25678965322992962, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113311481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56655720 + 56655721.

It is an arithmetic number, because the mean of its divisors is an integer number (56655721).

Almost surely, 2^113311441 is an apocalyptic number.

It is an amenable number.

113311441 is a deficient number, since it is larger than the sum of its proper divisors (1).

113311441 is an equidigital number, since it uses as much as digits as its factorization.

113311441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 144, while the sum is 19.

The square root of 113311441 is about 10644.7846854692. The cubic root of 113311441 is about 483.9025613221.

Adding to 113311441 its reverse (144113311), we get a palindrome (257424752).

The spelling of 113311441 in words is "one hundred thirteen million, three hundred eleven thousand, four hundred forty-one".