136014021 has 24 divisors (see below), whose sum is σ = 230813856. Its totient is φ = 76091040.

The previous prime is 136014007. The next prime is 136014029. The reversal of 136014021 is 120410631.

It is a happy number.

136014021 is a `hidden beast` number, since 1 + 3 + 601 + 40 + 21 = 666.

It is not a de Polignac number, because 136014021 - 2¹⁰ = 136012997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136013985 and 136014003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136014029) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51555 + ... + 54128.

It is an arithmetic number, because the mean of its divisors is an integer number (9617244).

Almost surely, 2^136014021 is an apocalyptic number.

136014021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

136014021 is a deficient number, since it is larger than the sum of its proper divisors (94799835).

136014021 is a wasteful number, since it uses less digits than its factorization.

136014021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105713 (or 105710 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 136014021 is about 11662.5049196131. The cubic root of 136014021 is about 514.2739900436.

Adding to 136014021 its reverse (120410631), we get a palindrome (256424652).

The spelling of 136014021 in words is "one hundred thirty-six million, fourteen thousand, twenty-one".