13135032145 has 8 divisors (see below), whose sum is σ = 15764733504. Its totient is φ = 10506229104.

The previous prime is 13135032121. The next prime is 13135032179. The reversal of 13135032145 is 54123053131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13135032145 - 2²⁷ = 13000814417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191979 + ... + 251248.

It is an arithmetic number, because the mean of its divisors is an integer number (1970591688).

Almost surely, 2^13135032145 is an apocalyptic number.

It is an amenable number.

13135032145 is a deficient number, since it is larger than the sum of its proper divisors (2629701359).

13135032145 is an equidigital number, since it uses as much as digits as its factorization.

13135032145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449159.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 13135032145 its reverse (54123053131), we get a palindrome (67258085276).

The spelling of 13135032145 in words is "thirteen billion, one hundred thirty-five million, thirty-two thousand, one hundred forty-five".