135445152313 has 16 divisors (see below), whose sum is σ = 145434610240. Its totient is φ = 125756971200.

The previous prime is 135445152287. The next prime is 135445152319. The reversal of 135445152313 is 313251544531.

It is a cyclic number.

It is not a de Polignac number, because 135445152313 - 2²¹ = 135443055161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135445152319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110098 + ... + 531988.

It is an arithmetic number, because the mean of its divisors is an integer number (9089663140).

Almost surely, 2^135445152313 is an apocalyptic number.

It is an amenable number.

135445152313 is a deficient number, since it is larger than the sum of its proper divisors (9989457927).

135445152313 is a wasteful number, since it uses less digits than its factorization.

135445152313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422248.

The product of its digits is 108000, while the sum is 37.

Adding to 135445152313 its reverse (313251544531), we get a palindrome (448696696844).

The spelling of 135445152313 in words is "one hundred thirty-five billion, four hundred forty-five million, one hundred fifty-two thousand, three hundred thirteen".