13111025453 has 2 divisors, whose sum is σ = 13111025454. Its totient is φ = 13111025452.

The previous prime is 13111025429. The next prime is 13111025527. The reversal of 13111025453 is 35452011131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13037529124 + 73496329 = 114182^2 + 8573^2 .

It is a cyclic number.

It is not a de Polignac number, because 13111025453 - 2²⁸ = 12842589997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13111024453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6555512726 + 6555512727.

It is an arithmetic number, because the mean of its divisors is an integer number (6555512727).

Almost surely, 2^13111025453 is an apocalyptic number.

It is an amenable number.

13111025453 is a deficient number, since it is larger than the sum of its proper divisors (1).

13111025453 is an equidigital number, since it uses as much as digits as its factorization.

13111025453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 13111025453 its reverse (35452011131), we get a palindrome (48563036584).

The spelling of 13111025453 in words is "thirteen billion, one hundred eleven million, twenty-five thousand, four hundred fifty-three".