136207323 has 48 divisors (see below), whose sum is σ = 234464256. Its totient is φ = 74571840.

The previous prime is 136207321. The next prime is 136207427. The reversal of 136207323 is 323702631.

136207323 is a `hidden beast` number, since 1 + 3 + 620 + 7 + 32 + 3 = 666.

It is not a de Polignac number, because 136207323 - 2¹ = 136207321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136207321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 165090 + ... + 165912.

It is an arithmetic number, because the mean of its divisors is an integer number (4884672).

Almost surely, 2^136207323 is an apocalyptic number.

136207323 is a deficient number, since it is larger than the sum of its proper divisors (98256933).

136207323 is a wasteful number, since it uses less digits than its factorization.

136207323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944 (or 941 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

The square root of 136207323 is about 11670.7893049271. The cubic root of 136207323 is about 514.5175020325.

Adding to 136207323 its reverse (323702631), we get a palindrome (459909954).

The spelling of 136207323 in words is "one hundred thirty-six million, two hundred seven thousand, three hundred twenty-three".