135361404 has 18 divisors (see below), whose sum is σ = 342163640. Its totient is φ = 45120456.

The previous prime is 135361403. The next prime is 135361433. The reversal of 135361404 is 404163531.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135361403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1879984 + ... + 1880055.

Almost surely, 2^135361404 is an apocalyptic number.

It is an amenable number.

135361404 is an abundant number, since it is smaller than the sum of its proper divisors (206802236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135361404 is a wasteful number, since it uses less digits than its factorization.

135361404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3760049 (or 3760044 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 135361404 is about 11634.4919957856. The cubic root of 135361404 is about 513.4501480749.

The spelling of 135361404 in words is "one hundred thirty-five million, three hundred sixty-one thousand, four hundred four".