135123466 has 8 divisors (see below), whose sum is σ = 202960224. Its totient is φ = 67470060.

The previous prime is 135123433. The next prime is 135123491. The reversal of 135123466 is 664321531.

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

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, 43980 + ... + 46951.

It is an arithmetic number, because the mean of its divisors is an integer number (25370028).

Almost surely, 2^135123466 is an apocalyptic number.

135123466 is a deficient number, since it is larger than the sum of its proper divisors (67836758).

135123466 is an equidigital number, since it uses as much as digits as its factorization.

135123466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91676.

The product of its digits is 12960, while the sum is 31.

The square root of 135123466 is about 11624.2619550662. The cubic root of 135123466 is about 513.1491244185.

Adding to 135123466 its reverse (664321531), we get a palindrome (799444997).

The spelling of 135123466 in words is "one hundred thirty-five million, one hundred twenty-three thousand, four hundred sixty-six".