13445132101 has 2 divisors, whose sum is σ = 13445132102. Its totient is φ = 13445132100.

The previous prime is 13445132087. The next prime is 13445132111. The reversal of 13445132101 is 10123154431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13363591201 + 81540900 = 115601^2 + 9030^2 .

It is a cyclic number.

It is not a de Polignac number, because 13445132101 - 2⁹ = 13445131589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13445132111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6722566050 + 6722566051.

It is an arithmetic number, because the mean of its divisors is an integer number (6722566051).

Almost surely, 2^13445132101 is an apocalyptic number.

It is an amenable number.

13445132101 is a deficient number, since it is larger than the sum of its proper divisors (1).

13445132101 is an equidigital number, since it uses as much as digits as its factorization.

13445132101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 13445132101 its reverse (10123154431), we get a palindrome (23568286532).

The spelling of 13445132101 in words is "thirteen billion, four hundred forty-five million, one hundred thirty-two thousand, one hundred one".