135583125 has 40 divisors (see below), whose sum is σ = 227777088. Its totient is φ = 71712000.

The previous prime is 135583117. The next prime is 135583127. The reversal of 135583125 is 521385531.

It is not a de Polignac number, because 135583125 - 2³ = 135583117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135583127) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 312909 + ... + 313341.

Almost surely, 2^135583125 is an apocalyptic number.

135583125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135583125 is a deficient number, since it is larger than the sum of its proper divisors (92193963).

135583125 is an equidigital number, since it uses as much as digits as its factorization.

135583125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623 (or 608 counting only the distinct ones).

The product of its digits is 18000, while the sum is 33.

The square root of 135583125 is about 11644.0167038698. The cubic root of 135583125 is about 513.7303376897.

The spelling of 135583125 in words is "one hundred thirty-five million, five hundred eighty-three thousand, one hundred twenty-five".