135475942 has 16 divisors (see below), whose sum is σ = 233264160. Its totient is φ = 57806208.

The previous prime is 135475939. The next prime is 135475969. The reversal of 135475942 is 249574531.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 135475895 and 135475904.

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, 17923 + ... + 24334.

It is an arithmetic number, because the mean of its divisors is an integer number (14579010).

Almost surely, 2^135475942 is an apocalyptic number.

135475942 is a deficient number, since it is larger than the sum of its proper divisors (97788218).

135475942 is a wasteful number, since it uses less digits than its factorization.

135475942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42495.

The product of its digits is 151200, while the sum is 40.

The square root of 135475942 is about 11639.4133013653. The cubic root of 135475942 is about 513.5949283239.

The spelling of 135475942 in words is "one hundred thirty-five million, four hundred seventy-five thousand, nine hundred forty-two".