136235465 has 4 divisors (see below), whose sum is σ = 163482564. Its totient is φ = 108988368.

The previous prime is 136235459. The next prime is 136235471. The reversal of 136235465 is 564532631.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (136235459) and next prime (136235471).

It can be written as a sum of positive squares in 2 ways, for example, as 21381376 + 114854089 = 4624^2 + 10717^2 .

It is a cyclic number.

It is not a de Polignac number, because 136235465 - 2¹⁴ = 136219081 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13623542 + ... + 13623551.

It is an arithmetic number, because the mean of its divisors is an integer number (40870641).

Almost surely, 2^136235465 is an apocalyptic number.

It is an amenable number.

136235465 is a deficient number, since it is larger than the sum of its proper divisors (27247099).

136235465 is an equidigital number, since it uses as much as digits as its factorization.

136235465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27247098.

The product of its digits is 64800, while the sum is 35.

The square root of 136235465 is about 11671.9949023293. The cubic root of 136235465 is about 514.5529346708.

The spelling of 136235465 in words is "one hundred thirty-six million, two hundred thirty-five thousand, four hundred sixty-five".