135015807 has 8 divisors (see below), whose sum is σ = 180084784. Its totient is φ = 89978688.

The previous prime is 135015781. The next prime is 135015809. The reversal of 135015807 is 708510531.

135015807 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 135015807 - 2¹⁰ = 135014783 is a prime.

It is a super-2 number, since 2×135015807² = 36458536279722498, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135015809) 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, 4893 + ... + 17145.

It is an arithmetic number, because the mean of its divisors is an integer number (22510598).

Almost surely, 2^135015807 is an apocalyptic number.

135015807 is a deficient number, since it is larger than the sum of its proper divisors (45068977).

135015807 is a wasteful number, since it uses less digits than its factorization.

135015807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15929.

The product of its (nonzero) digits is 4200, while the sum is 30.

The square root of 135015807 is about 11619.6302436868. The cubic root of 135015807 is about 513.0128051400.

The spelling of 135015807 in words is "one hundred thirty-five million, fifteen thousand, eight hundred seven".