135966701 has 8 divisors (see below), whose sum is σ = 149997624. Its totient is φ = 122446080.

The previous prime is 135966683. The next prime is 135966707. The reversal of 135966701 is 107669531.

It can be written as a sum of positive squares in 4 ways, for example, as 4405801 + 131560900 = 2099^2 + 11470^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 135966701 - 2¹⁴ = 135950317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135966707) 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, 127016 + ... + 128081.

It is an arithmetic number, because the mean of its divisors is an integer number (18749703).

Almost surely, 2^135966701 is an apocalyptic number.

It is an amenable number.

135966701 is a deficient number, since it is larger than the sum of its proper divisors (14030923).

135966701 is a wasteful number, since it uses less digits than its factorization.

135966701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255151.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 135966701 is about 11660.4760194428. The cubic root of 135966701 is about 514.2143435755.

The spelling of 135966701 in words is "one hundred thirty-five million, nine hundred sixty-six thousand, seven hundred one".