135140604 has 24 divisors (see below), whose sum is σ = 322038528. Its totient is φ = 44088240.

The previous prime is 135140543. The next prime is 135140611. The reversal of 135140604 is 406041531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119242 + ... + 120369.

It is an arithmetic number, because the mean of its divisors is an integer number (13418272).

Almost surely, 2^135140604 is an apocalyptic number.

It is an amenable number.

135140604 is an abundant number, since it is smaller than the sum of its proper divisors (186897924).

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

135140604 is a wasteful number, since it uses less digits than its factorization.

135140604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239665 (or 239663 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 135140604 is about 11624.9990967742. Note that the first 3 decimals coincide. The cubic root of 135140604 is about 513.1708181040.

The spelling of 135140604 in words is "one hundred thirty-five million, one hundred forty thousand, six hundred four".