135903574 has 8 divisors (see below), whose sum is σ = 204302808. Its totient is φ = 67802640.

The previous prime is 135903569. The next prime is 135903577. The reversal of 135903574 is 475309531.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135903577) 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 3 ways as a sum of consecutive naturals, for example, 73432 + ... + 75259.

It is an arithmetic number, because the mean of its divisors is an integer number (25537851).

Almost surely, 2^135903574 is an apocalyptic number.

135903574 is a deficient number, since it is larger than the sum of its proper divisors (68399234).

135903574 is a wasteful number, since it uses less digits than its factorization.

135903574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149150.

The product of its (nonzero) digits is 56700, while the sum is 37.

The square root of 135903574 is about 11657.7688259804. The cubic root of 135903574 is about 514.1347509654.

The spelling of 135903574 in words is "one hundred thirty-five million, nine hundred three thousand, five hundred seventy-four".