135146597 has 4 divisors (see below), whose sum is σ = 141022560. Its totient is φ = 129270636.

The previous prime is 135146569. The next prime is 135146603. The reversal of 135146597 is 795641531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 135146597 - 2¹⁰ = 135145573 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 (135146507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2937947 + ... + 2937992.

It is an arithmetic number, because the mean of its divisors is an integer number (35255640).

Almost surely, 2^135146597 is an apocalyptic number.

It is an amenable number.

135146597 is a deficient number, since it is larger than the sum of its proper divisors (5875963).

135146597 is an equidigital number, since it uses as much as digits as its factorization.

135146597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5875962.

The product of its digits is 113400, while the sum is 41.

The square root of 135146597 is about 11625.2568573774. The cubic root of 135146597 is about 513.1784037522.

The spelling of 135146597 in words is "one hundred thirty-five million, one hundred forty-six thousand, five hundred ninety-seven".