13312423442237 has 2 divisors, whose sum is σ = 13312423442238. Its totient is φ = 13312423442236.

The previous prime is 13312423442107. The next prime is 13312423442281. The reversal of 13312423442237 is 73224432421331.

13312423442237 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7145003844196 + 6167419598041 = 2673014^2 + 2483429^2 .

It is a cyclic number.

It is not a de Polignac number, because 13312423442237 - 2¹² = 13312423438141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13312423442194 and 13312423442203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13312423442837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6656211721118 + 6656211721119.

It is an arithmetic number, because the mean of its divisors is an integer number (6656211721119).

Almost surely, 2^{13312423442237} is an apocalyptic number.

It is an amenable number.

13312423442237 is a deficient number, since it is larger than the sum of its proper divisors (1).

13312423442237 is an equidigital number, since it uses as much as digits as its factorization.

13312423442237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 580608, while the sum is 41.

Adding to 13312423442237 its reverse (73224432421331), we get a palindrome (86536855863568).

The spelling of 13312423442237 in words is "thirteen trillion, three hundred twelve billion, four hundred twenty-three million, four hundred forty-two thousand, two hundred thirty-seven".