13145435345 has 16 divisors (see below), whose sum is σ = 18030650880. Its totient is φ = 9012700224.

The previous prime is 13145435339. The next prime is 13145435417. The reversal of 13145435345 is 54353454131.

It is a cyclic number.

It is not a de Polignac number, because 13145435345 - 2¹⁸ = 13145173201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13145435299 and 13145435308.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 258536 + ... + 305174.

It is an arithmetic number, because the mean of its divisors is an integer number (1126915680).

Almost surely, 2^13145435345 is an apocalyptic number.

It is an amenable number.

13145435345 is a deficient number, since it is larger than the sum of its proper divisors (4885215535).

13145435345 is an equidigital number, since it uses as much as digits as its factorization.

13145435345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54704.

The product of its digits is 216000, while the sum is 38.

Adding to 13145435345 its reverse (54353454131), we get a palindrome (67498889476).

The spelling of 13145435345 in words is "thirteen billion, one hundred forty-five million, four hundred thirty-five thousand, three hundred forty-five".