135880365 has 8 divisors (see below), whose sum is σ = 217408608. Its totient is φ = 72469520.

The previous prime is 135880351. The next prime is 135880373. The reversal of 135880365 is 563088531.

135880365 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 135880365 - 2⁵ = 135880333 is a prime.

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, 4529331 + ... + 4529360.

It is an arithmetic number, because the mean of its divisors is an integer number (27176076).

Almost surely, 2^135880365 is an apocalyptic number.

135880365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135880365 is a deficient number, since it is larger than the sum of its proper divisors (81528243).

135880365 is an equidigital number, since it uses as much as digits as its factorization.

135880365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9058699.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 135880365 is about 11656.7733528623. The cubic root of 135880365 is about 514.1054820939.

The spelling of 135880365 in words is "one hundred thirty-five million, eight hundred eighty thousand, three hundred sixty-five".