264242311 has 2 divisors, whose sum is σ = 264242312. Its totient is φ = 264242310.

The previous prime is 264242273. The next prime is 264242317. The reversal of 264242311 is 113242462.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 264242311 - 2¹³ = 264234119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264242317) 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, 132121155 + 132121156.

It is an arithmetic number, because the mean of its divisors is an integer number (132121156).

Almost surely, 2^264242311 is an apocalyptic number.

264242311 is a deficient number, since it is larger than the sum of its proper divisors (1).

264242311 is an equidigital number, since it uses as much as digits as its factorization.

264242311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 25.

The square root of 264242311 is about 16255.5317046229. The cubic root of 264242311 is about 641.7030738736.

Adding to 264242311 its reverse (113242462), we get a palindrome (377484773).

The spelling of 264242311 in words is "two hundred sixty-four million, two hundred forty-two thousand, three hundred eleven".