136635074 has 4 divisors (see below), whose sum is σ = 204952614. Its totient is φ = 68317536.

The previous prime is 136635071. The next prime is 136635077. The reversal of 136635074 is 470536631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 470536631 = 31 ⋅15178601.

It is an interprime number because it is at equal distance from previous prime (136635071) and next prime (136635077).

It can be written as a sum of positive squares in only one way, i.e., 124434025 + 12201049 = 11155^2 + 3493^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (136635071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34158767 + ... + 34158770.

Almost surely, 2^136635074 is an apocalyptic number.

136635074 is a deficient number, since it is larger than the sum of its proper divisors (68317540).

136635074 is an equidigital number, since it uses as much as digits as its factorization.

136635074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68317539.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 136635074 is about 11689.1006497506. The cubic root of 136635074 is about 515.0555430715.

The spelling of 136635074 in words is "one hundred thirty-six million, six hundred thirty-five thousand, seventy-four".