136404465 has 8 divisors (see below), whose sum is σ = 218247168. Its totient is φ = 72749040.

The previous prime is 136404427. The next prime is 136404469. The reversal of 136404465 is 564404631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 136404465 - 2¹¹ = 136402417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136404469) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4546801 + ... + 4546830.

It is an arithmetic number, because the mean of its divisors is an integer number (27280896).

Almost surely, 2^136404465 is an apocalyptic number.

136404465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136404465 is a deficient number, since it is larger than the sum of its proper divisors (81842703).

136404465 is an equidigital number, since it uses as much as digits as its factorization.

136404465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9093639.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 136404465 is about 11679.2322093535. The cubic root of 136404465 is about 514.7656142718.

The spelling of 136404465 in words is "one hundred thirty-six million, four hundred four thousand, four hundred sixty-five".