136043748 has 72 divisors (see below), whose sum is σ = 357943040. Its totient is φ = 43519680.

The previous prime is 136043737. The next prime is 136043801. The reversal of 136043748 is 847340631.

136043748 is a `hidden beast` number, since 1 + 3 + 604 + 3 + 7 + 48 = 666.

136043748 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 154686 + ... + 155562.

Almost surely, 2^136043748 is an apocalyptic number.

136043748 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136043748, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178971520).

136043748 is an abundant number, since it is smaller than the sum of its proper divisors (221899292).

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

136043748 is a wasteful number, since it uses less digits than its factorization.

136043748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057 (or 1052 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 136043748 is about 11663.7793189000. The cubic root of 136043748 is about 514.3114536059.

The spelling of 136043748 in words is "one hundred thirty-six million, forty-three thousand, seven hundred forty-eight".