440130522313 has 2 divisors, whose sum is σ = 440130522314. Its totient is φ = 440130522312.

The previous prime is 440130522197. The next prime is 440130522323. The reversal of 440130522313 is 313225031044.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 273056412304 + 167074110009 = 522548^2 + 408747^2 .

It is a cyclic number.

It is not a de Polignac number, because 440130522313 - 2²¹ = 440128425161 is a prime.

It is not a weakly prime, because it can be changed into another prime (440130522323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220065261156 + 220065261157.

It is an arithmetic number, because the mean of its divisors is an integer number (220065261157).

Almost surely, 2^440130522313 is an apocalyptic number.

It is an amenable number.

440130522313 is a deficient number, since it is larger than the sum of its proper divisors (1).

440130522313 is an equidigital number, since it uses as much as digits as its factorization.

440130522313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 440130522313 its reverse (313225031044), we get a palindrome (753355553357).

The spelling of 440130522313 in words is "four hundred forty billion, one hundred thirty million, five hundred twenty-two thousand, three hundred thirteen".