11641313 has 2 divisors, whose sum is σ = 11641314. Its totient is φ = 11641312.

The previous prime is 11641249. The next prime is 11641327. The reversal of 11641313 is 31314611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10543009 + 1098304 = 3247^2 + 1048^2 .

It is a cyclic number.

It is not a de Polignac number, because 11641313 - 2⁶ = 11641249 is a prime.

It is not a weakly prime, because it can be changed into another prime (11641613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5820656 + 5820657.

It is an arithmetic number, because the mean of its divisors is an integer number (5820657).

Almost surely, 2^11641313 is an apocalyptic number.

It is an amenable number.

11641313 is a deficient number, since it is larger than the sum of its proper divisors (1).

11641313 is an equidigital number, since it uses as much as digits as its factorization.

11641313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 20.

The square root of 11641313 is about 3411.9368399781. The cubic root of 11641313 is about 226.6386573906.

Adding to 11641313 its reverse (31314611), we get a palindrome (42955924).

The spelling of 11641313 in words is "eleven million, six hundred forty-one thousand, three hundred thirteen".