136034421 has 16 divisors (see below), whose sum is σ = 183323136. Its totient is φ = 89723376.

The previous prime is 136034387. The next prime is 136034477. The reversal of 136034421 is 124430631.

136034421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 136034421 - 2¹⁵ = 136001653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136034391 and 136034400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136034491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137896 + ... + 138878.

It is an arithmetic number, because the mean of its divisors is an integer number (11457696).

Almost surely, 2^136034421 is an apocalyptic number.

It is an amenable number.

136034421 is a deficient number, since it is larger than the sum of its proper divisors (47288715).

136034421 is a wasteful number, since it uses less digits than its factorization.

136034421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 136034421 is about 11663.3794845233. The cubic root of 136034421 is about 514.2996998071.

The spelling of 136034421 in words is "one hundred thirty-six million, thirty-four thousand, four hundred twenty-one".