113321441 has 2 divisors, whose sum is σ = 113321442. Its totient is φ = 113321440.

The previous prime is 113321431. The next prime is 113321447. The reversal of 113321441 is 144123311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85008400 + 28313041 = 9220^2 + 5321^2 .

It is an emirp because it is prime and its reverse (144123311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113321441 - 2¹⁴ = 113305057 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (113321447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56660720 + 56660721.

It is an arithmetic number, because the mean of its divisors is an integer number (56660721).

Almost surely, 2^113321441 is an apocalyptic number.

It is an amenable number.

113321441 is a deficient number, since it is larger than the sum of its proper divisors (1).

113321441 is an equidigital number, since it uses as much as digits as its factorization.

113321441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 20.

The square root of 113321441 is about 10645.2543886936. The cubic root of 113321441 is about 483.9167960814.

Adding to 113321441 its reverse (144123311), we get a palindrome (257444752).

The spelling of 113321441 in words is "one hundred thirteen million, three hundred twenty-one thousand, four hundred forty-one".