136607449 has 16 divisors (see below), whose sum is σ = 154224000. Its totient is φ = 119920000.

The previous prime is 136607437. The next prime is 136607453. The reversal of 136607449 is 944706631.

It is a cyclic number.

It is not a de Polignac number, because 136607449 - 2⁹ = 136606937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136607489) 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 15 ways as a sum of consecutive naturals, for example, 44052 + ... + 47050.

It is an arithmetic number, because the mean of its divisors is an integer number (9639000).

Almost surely, 2^136607449 is an apocalyptic number.

It is an amenable number.

136607449 is a deficient number, since it is larger than the sum of its proper divisors (17616551).

136607449 is a wasteful number, since it uses less digits than its factorization.

136607449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3152.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 136607449 is about 11687.9189336682. The cubic root of 136607449 is about 515.0208292703.

The spelling of 136607449 in words is "one hundred thirty-six million, six hundred seven thousand, four hundred forty-nine".