135445345 has 32 divisors (see below), whose sum is σ = 195503616. Its totient is φ = 88128000.

The previous prime is 135445327. The next prime is 135445361. The reversal of 135445345 is 543544531.

It is not a de Polignac number, because 135445345 - 2¹⁵ = 135412577 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135445345.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51820 + ... + 54370.

It is an arithmetic number, because the mean of its divisors is an integer number (6109488).

Almost surely, 2^135445345 is an apocalyptic number.

It is an amenable number.

135445345 is a deficient number, since it is larger than the sum of its proper divisors (60058271).

135445345 is a wasteful number, since it uses less digits than its factorization.

135445345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2641.

The product of its digits is 72000, while the sum is 34.

The square root of 135445345 is about 11638.0988567721. The cubic root of 135445345 is about 513.5562605797.

Adding to 135445345 its reverse (543544531), we get a palindrome (678989876).

The spelling of 135445345 in words is "one hundred thirty-five million, four hundred forty-five thousand, three hundred forty-five".