136468454 has 8 divisors (see below), whose sum is σ = 205035240. Its totient is φ = 68123376.

The previous prime is 136468439. The next prime is 136468483. The reversal of 136468454 is 454864631.

It is a happy number.

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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53879 + ... + 56354.

It is an arithmetic number, because the mean of its divisors is an integer number (25629405).

Almost surely, 2^136468454 is an apocalyptic number.

136468454 is a deficient number, since it is larger than the sum of its proper divisors (68566786).

136468454 is a wasteful number, since it uses less digits than its factorization.

136468454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110854.

The product of its digits is 276480, while the sum is 41.

The square root of 136468454 is about 11681.9713233683. The cubic root of 136468454 is about 514.8460959664.

The spelling of 136468454 in words is "one hundred thirty-six million, four hundred sixty-eight thousand, four hundred fifty-four".