136546213 has 4 divisors (see below), whose sum is σ = 136658368. Its totient is φ = 136434060.

The previous prime is 136546187. The next prime is 136546229. The reversal of 136546213 is 312645631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136546213 - 2¹⁷ = 136415141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136546253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54231 + ... + 56692.

It is an arithmetic number, because the mean of its divisors is an integer number (34164592).

Almost surely, 2^136546213 is an apocalyptic number.

It is an amenable number.

136546213 is a deficient number, since it is larger than the sum of its proper divisors (112155).

136546213 is a wasteful number, since it uses less digits than its factorization.

136546213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112154.

The product of its digits is 12960, while the sum is 31.

The square root of 136546213 is about 11685.2990120065. The cubic root of 136546213 is about 514.9438629231.

The spelling of 136546213 in words is "one hundred thirty-six million, five hundred forty-six thousand, two hundred thirteen".