135946645 has 8 divisors (see below), whose sum is σ = 163527840. Its totient is φ = 108496080.

The previous prime is 135946639. The next prime is 135946669. The reversal of 135946645 is 546649531.

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

It is not a de Polignac number, because 135946645 - 2¹⁷ = 135815573 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 30351 + ... + 34540.

It is an arithmetic number, because the mean of its divisors is an integer number (20440980).

Almost surely, 2^135946645 is an apocalyptic number.

It is an amenable number.

135946645 is a deficient number, since it is larger than the sum of its proper divisors (27581195).

135946645 is an equidigital number, since it uses as much as digits as its factorization.

135946645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65315.

The product of its digits is 388800, while the sum is 43.

The square root of 135946645 is about 11659.6159885307. The cubic root of 135946645 is about 514.1890589778.

The spelling of 135946645 in words is "one hundred thirty-five million, nine hundred forty-six thousand, six hundred forty-five".