136732223 has 2 divisors, whose sum is σ = 136732224. Its totient is φ = 136732222.

The previous prime is 136732181. The next prime is 136732229. The reversal of 136732223 is 322237631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136732223 - 2¹⁶ = 136666687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136732229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68366111 + 68366112.

It is an arithmetic number, because the mean of its divisors is an integer number (68366112).

Almost surely, 2^136732223 is an apocalyptic number.

136732223 is a deficient number, since it is larger than the sum of its proper divisors (1).

136732223 is an equidigital number, since it uses as much as digits as its factorization.

136732223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 29.

The square root of 136732223 is about 11693.2554491895. The cubic root of 136732223 is about 515.1775841532.

Adding to 136732223 its reverse (322237631), we get a palindrome (458969854).

The spelling of 136732223 in words is "one hundred thirty-six million, seven hundred thirty-two thousand, two hundred twenty-three".