13162361213 has 2 divisors, whose sum is σ = 13162361214. Its totient is φ = 13162361212.

The previous prime is 13162361209. The next prime is 13162361237. The reversal of 13162361213 is 31216326131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10971934009 + 2190427204 = 104747^2 + 46802^2 .

It is a cyclic number.

It is not a de Polignac number, because 13162361213 - 2² = 13162361209 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13162361203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6581180606 + 6581180607.

It is an arithmetic number, because the mean of its divisors is an integer number (6581180607).

Almost surely, 2^13162361213 is an apocalyptic number.

It is an amenable number.

13162361213 is a deficient number, since it is larger than the sum of its proper divisors (1).

13162361213 is an equidigital number, since it uses as much as digits as its factorization.

13162361213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 29.

Adding to 13162361213 its reverse (31216326131), we get a palindrome (44378687344).

The spelling of 13162361213 in words is "thirteen billion, one hundred sixty-two million, three hundred sixty-one thousand, two hundred thirteen".