135133406 has 8 divisors (see below), whose sum is σ = 202851864. Its totient is φ = 67516120.

The previous prime is 135133399. The next prime is 135133421. The reversal of 135133406 is 604331531.

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

It is a super-2 number, since 2×135133406² = 36522074834321672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21860 + ... + 27351.

It is an arithmetic number, because the mean of its divisors is an integer number (25356483).

Almost surely, 2^135133406 is an apocalyptic number.

135133406 is a deficient number, since it is larger than the sum of its proper divisors (67718458).

135133406 is a wasteful number, since it uses less digits than its factorization.

135133406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50586.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 135133406 is about 11624.6895012297. The cubic root of 135133406 is about 513.1617069288.

Adding to 135133406 its reverse (604331531), we get a palindrome (739464937).

The spelling of 135133406 in words is "one hundred thirty-five million, one hundred thirty-three thousand, four hundred six".