43201522313 has 2 divisors, whose sum is σ = 43201522314. Its totient is φ = 43201522312.

The previous prime is 43201522291. The next prime is 43201522337. The reversal of 43201522313 is 31322510234.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43194140224 + 7382089 = 207832^2 + 2717^2 .

It is a cyclic number.

It is not a de Polignac number, because 43201522313 - 2⁸ = 43201522057 is a prime.

It is not a weakly prime, because it can be changed into another prime (43201522613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21600761156 + 21600761157.

It is an arithmetic number, because the mean of its divisors is an integer number (21600761157).

Almost surely, 2^43201522313 is an apocalyptic number.

It is an amenable number.

43201522313 is a deficient number, since it is larger than the sum of its proper divisors (1).

43201522313 is an equidigital number, since it uses as much as digits as its factorization.

43201522313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 26.

The spelling of 43201522313 in words is "forty-three billion, two hundred one million, five hundred twenty-two thousand, three hundred thirteen".