135459597 has 32 divisors (see below), whose sum is σ = 224100352. Its totient is φ = 70870464.

The previous prime is 135459529. The next prime is 135459601. The reversal of 135459597 is 795954531.

It is not a de Polignac number, because 135459597 - 2⁷ = 135459469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135459517) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32718 + ... + 36624.

It is an arithmetic number, because the mean of its divisors is an integer number (7003136).

Almost surely, 2^135459597 is an apocalyptic number.

It is an amenable number.

135459597 is a deficient number, since it is larger than the sum of its proper divisors (88640755).

135459597 is a wasteful number, since it uses less digits than its factorization.

135459597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4057.

The product of its digits is 850500, while the sum is 48.

The square root of 135459597 is about 11638.7111399845. The cubic root of 135459597 is about 513.5742726350.

The spelling of 135459597 in words is "one hundred thirty-five million, four hundred fifty-nine thousand, five hundred ninety-seven".