135321458 has 8 divisors (see below), whose sum is σ = 213665520. Its totient is φ = 64099620.

The previous prime is 135321449. The next prime is 135321463. The reversal of 135321458 is 854123531.

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, 1780508 + ... + 1780583.

It is an arithmetic number, because the mean of its divisors is an integer number (26708190).

Almost surely, 2^135321458 is an apocalyptic number.

135321458 is a deficient number, since it is larger than the sum of its proper divisors (78344062).

135321458 is a wasteful number, since it uses less digits than its factorization.

135321458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3561112.

The product of its digits is 14400, while the sum is 32.

The square root of 135321458 is about 11632.7751633048. The cubic root of 135321458 is about 513.3996356518.

Adding to 135321458 its reverse (854123531), we get a palindrome (989444989).

The spelling of 135321458 in words is "one hundred thirty-five million, three hundred twenty-one thousand, four hundred fifty-eight".