135493645 has 32 divisors (see below), whose sum is σ = 191524608. Its totient is φ = 90091008.

The previous prime is 135493639. The next prime is 135493651. The reversal of 135493645 is 546394531.

It is an interprime number because it is at equal distance from previous prime (135493639) and next prime (135493651).

It is not a de Polignac number, because 135493645 - 2⁷ = 135493517 is a prime.

It is a super-3 number, since 3×135493645³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135493598 and 135493607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 296257 + ... + 296713.

It is an arithmetic number, because the mean of its divisors is an integer number (5985144).

Almost surely, 2^135493645 is an apocalyptic number.

It is an amenable number.

135493645 is a deficient number, since it is larger than the sum of its proper divisors (56030963).

135493645 is a wasteful number, since it uses less digits than its factorization.

135493645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709.

The product of its digits is 194400, while the sum is 40.

The square root of 135493645 is about 11640.1737529987. The cubic root of 135493645 is about 513.6172982859.

The spelling of 135493645 in words is "one hundred thirty-five million, four hundred ninety-three thousand, six hundred forty-five".