136446154 has 16 divisors (see below), whose sum is σ = 221898600. Its totient is φ = 62550720.

The previous prime is 136446139. The next prime is 136446157. The reversal of 136446154 is 451644631.

It can be written as a sum of positive squares in 4 ways, for example, as 99540529 + 36905625 = 9977^2 + 6075^2 .

It is not an unprimeable number, because it can be changed into a prime (136446157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13737 + ... + 21484.

Almost surely, 2^136446154 is an apocalyptic number.

136446154 is a deficient number, since it is larger than the sum of its proper divisors (85452446).

136446154 is a wasteful number, since it uses less digits than its factorization.

136446154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35385.

The product of its digits is 34560, while the sum is 34.

The square root of 136446154 is about 11681.0168221778. The cubic root of 136446154 is about 514.8180511619.

The spelling of 136446154 in words is "one hundred thirty-six million, four hundred forty-six thousand, one hundred fifty-four".