135547320 has 32 divisors (see below), whose sum is σ = 406642320. Its totient is φ = 36145920.

The previous prime is 135547301. The next prime is 135547333. The reversal of 135547320 is 23745531.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent 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, 564661 + ... + 564900.

Almost surely, 2^135547320 is an apocalyptic number.

135547320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135547320 is an abundant number, since it is smaller than the sum of its proper divisors (271095000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135547320 is a wasteful number, since it uses less digits than its factorization.

135547320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129575 (or 1129571 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 135547320 is about 11642.4791174389. The cubic root of 135547320 is about 513.6851114760.

The spelling of 135547320 in words is "one hundred thirty-five million, five hundred forty-seven thousand, three hundred twenty".