136454636 has 12 divisors (see below), whose sum is σ = 241160640. Its totient is φ = 67551600.

The previous prime is 136454629. The next prime is 136454651. The reversal of 136454636 is 636454631.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 136454636.

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, 168476 + ... + 169283.

It is an arithmetic number, because the mean of its divisors is an integer number (20096720).

Almost surely, 2^136454636 is an apocalyptic number.

It is an amenable number.

136454636 is a deficient number, since it is larger than the sum of its proper divisors (104706004).

136454636 is a wasteful number, since it uses less digits than its factorization.

136454636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337864 (or 337862 counting only the distinct ones).

The product of its digits is 155520, while the sum is 38.

The square root of 136454636 is about 11681.3798842431. The cubic root of 136454636 is about 514.8287186086.

It can be divided in two parts, 13645 and 4636, that added together give a palindrome (18281).

The spelling of 136454636 in words is "one hundred thirty-six million, four hundred fifty-four thousand, six hundred thirty-six".