135002390 has 16 divisors (see below), whose sum is σ = 243149040. Its totient is φ = 53968800.

The previous prime is 135002383. The next prime is 135002393. The reversal of 135002390 is 93200531.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135002393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21065 + ... + 26715.

It is an arithmetic number, because the mean of its divisors is an integer number (15196815).

Almost surely, 2^135002390 is an apocalyptic number.

135002390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135002390 is a deficient number, since it is larger than the sum of its proper divisors (108146650).

135002390 is a wasteful number, since it uses less digits than its factorization.

135002390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8047.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 135002390 is about 11619.0528873915. The cubic root of 135002390 is about 512.9958112759.

The spelling of 135002390 in words is "one hundred thirty-five million, two thousand, three hundred ninety".