135002280 has 128 divisors (see below), whose sum is σ = 466041600. Its totient is φ = 30646272.

The previous prime is 135002269. The next prime is 135002281. The reversal of 135002280 is 82200531.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (135002281) 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, 144856 + ... + 145784.

It is an arithmetic number, because the mean of its divisors is an integer number (3640950).

Almost surely, 2^135002280 is an apocalyptic number.

135002280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135002280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233020800).

135002280 is an abundant number, since it is smaller than the sum of its proper divisors (331039320).

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

135002280 is a wasteful number, since it uses less digits than its factorization.

135002280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123 (or 1119 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 135002280 is about 11619.0481537861. The cubic root of 135002280 is about 512.9956719461.

The spelling of 135002280 in words is "one hundred thirty-five million, two thousand, two hundred eighty".