136043530 has 64 divisors (see below), whose sum is σ = 288138240. Its totient is φ = 45287424.

The previous prime is 136043519. The next prime is 136043539. The reversal of 136043530 is 35340631.

It is a junction number, because it is equal to n+sod(n) for n = 136043495 and 136043504.

It is not an unprimeable number, because it can be changed into a prime (136043539) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 403522 + ... + 403858.

It is an arithmetic number, because the mean of its divisors is an integer number (4502160).

Almost surely, 2^136043530 is an apocalyptic number.

136043530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136043530 is an abundant number, since it is smaller than the sum of its proper divisors (152094710).

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

136043530 is a wasteful number, since it uses less digits than its factorization.

136043530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 136043530 is about 11663.7699737263. The cubic root of 136043530 is about 514.3111788905.

The spelling of 136043530 in words is "one hundred thirty-six million, forty-three thousand, five hundred thirty".