136723104 has 72 divisors (see below), whose sum is σ = 444356640. Its totient is φ = 39063168.

The previous prime is 136723099. The next prime is 136723117. The reversal of 136723104 is 401327631.

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31894 + ... + 35925.

It is an arithmetic number, because the mean of its divisors is an integer number (6171620).

Almost surely, 2^136723104 is an apocalyptic number.

136723104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

136723104 is an abundant number, since it is smaller than the sum of its proper divisors (307633536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136723104 is a wasteful number, since it uses less digits than its factorization.

136723104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67842 (or 67831 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 136723104 is about 11692.8655170578. The cubic root of 136723104 is about 515.1661310889.

The spelling of 136723104 in words is "one hundred thirty-six million, seven hundred twenty-three thousand, one hundred four".