136343629 has 2 divisors, whose sum is σ = 136343630. Its totient is φ = 136343628.

The previous prime is 136343617. The next prime is 136343657. The reversal of 136343629 is 926343631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95511529 + 40832100 = 9773^2 + 6390^2 .

It is an emirp because it is prime and its reverse (926343631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136343629 - 2⁹ = 136343117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136343659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68171814 + 68171815.

It is an arithmetic number, because the mean of its divisors is an integer number (68171815).

Almost surely, 2^136343629 is an apocalyptic number.

It is an amenable number.

136343629 is a deficient number, since it is larger than the sum of its proper divisors (1).

136343629 is an equidigital number, since it uses as much as digits as its factorization.

136343629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 37.

The square root of 136343629 is about 11676.6274668673. The cubic root of 136343629 is about 514.6890748963.

The spelling of 136343629 in words is "one hundred thirty-six million, three hundred forty-three thousand, six hundred twenty-nine".