13245452111 has 4 divisors (see below), whose sum is σ = 13322015592. Its totient is φ = 13168888632.

The previous prime is 13245452093. The next prime is 13245452117. The reversal of 13245452111 is 11125454231.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11125454231 = 12277 ⋅906203.

It is a cyclic number.

It is not a de Polignac number, because 13245452111 - 2⁶ = 13245452047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13245452117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38281481 + ... + 38281826.

It is an arithmetic number, because the mean of its divisors is an integer number (3330503898).

Almost surely, 2^13245452111 is an apocalyptic number.

13245452111 is a deficient number, since it is larger than the sum of its proper divisors (76563481).

13245452111 is an equidigital number, since it uses as much as digits as its factorization.

13245452111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76563480.

The product of its digits is 4800, while the sum is 29.

The spelling of 13245452111 in words is "thirteen billion, two hundred forty-five million, four hundred fifty-two thousand, one hundred eleven".