136463121 has 12 divisors (see below), whose sum is σ = 200056272. Its totient is φ = 89617176.

The previous prime is 136463083. The next prime is 136463167. The reversal of 136463121 is 121364631.

136463121 is a `hidden beast` number, since 1 + 3 + 6 + 4 + 631 + 21 = 666.

It is not a de Polignac number, because 136463121 - 2⁶ = 136463057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136463021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112551 + ... + 113756.

It is an arithmetic number, because the mean of its divisors is an integer number (16671356).

Almost surely, 2^136463121 is an apocalyptic number.

It is an amenable number.

136463121 is a deficient number, since it is larger than the sum of its proper divisors (63593151).

136463121 is a wasteful number, since it uses less digits than its factorization.

136463121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226380 (or 226377 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 136463121 is about 11681.7430634302. The cubic root of 136463121 is about 514.8393893860.

The spelling of 136463121 in words is "one hundred thirty-six million, four hundred sixty-three thousand, one hundred twenty-one".