135203860 has 24 divisors (see below), whose sum is σ = 309740256. Its totient is φ = 49164960.

The previous prime is 135203843. The next prime is 135203863. The reversal of 135203860 is 68302531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135203863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307062 + ... + 307501.

It is an arithmetic number, because the mean of its divisors is an integer number (12905844).

Almost surely, 2^135203860 is an apocalyptic number.

135203860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135203860 is an abundant number, since it is smaller than the sum of its proper divisors (174536396).

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

135203860 is a wasteful number, since it uses less digits than its factorization.

135203860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614583 (or 614581 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 135203860 is about 11627.7194668602. The cubic root of 135203860 is about 513.2508731698.

The spelling of 135203860 in words is "one hundred thirty-five million, two hundred three thousand, eight hundred sixty".