13523005207 has 2 divisors, whose sum is σ = 13523005208. Its totient is φ = 13523005206.

The previous prime is 13523005151. The next prime is 13523005211. The reversal of 13523005207 is 70250032531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13523005207 is a prime.

It is a super-2 number, since 2×13523005207² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13523005297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6761502603 + 6761502604.

It is an arithmetic number, because the mean of its divisors is an integer number (6761502604).

Almost surely, 2^13523005207 is an apocalyptic number.

13523005207 is a deficient number, since it is larger than the sum of its proper divisors (1).

13523005207 is an equidigital number, since it uses as much as digits as its factorization.

13523005207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 28.

Adding to 13523005207 its reverse (70250032531), we get a palindrome (83773037738).

The spelling of 13523005207 in words is "thirteen billion, five hundred twenty-three million, five thousand, two hundred seven".