135441454 has 8 divisors (see below), whose sum is σ = 203298480. Its totient is φ = 67675296.

The previous prime is 135441437. The next prime is 135441469. The reversal of 135441454 is 454144531.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18859 + ... + 25030.

It is an arithmetic number, because the mean of its divisors is an integer number (25412310).

Almost surely, 2^135441454 is an apocalyptic number.

135441454 is a deficient number, since it is larger than the sum of its proper divisors (67857026).

135441454 is a wasteful number, since it uses less digits than its factorization.

135441454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45434.

The product of its digits is 19200, while the sum is 31.

The square root of 135441454 is about 11637.9316890932. The cubic root of 135441454 is about 513.5513428113.

Adding to 135441454 its reverse (454144531), we get a palindrome (589585985).

The spelling of 135441454 in words is "one hundred thirty-five million, four hundred forty-one thousand, four hundred fifty-four".