136140946 has 8 divisors (see below), whose sum is σ = 204320844. Its totient is φ = 68034000.

The previous prime is 136140929. The next prime is 136140989. The reversal of 136140946 is 649041631.

It can be written as a sum of positive squares in 2 ways, for example, as 134304921 + 1836025 = 11589^2 + 1355^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13305 + ... + 21196.

Almost surely, 2^136140946 is an apocalyptic number.

136140946 is a deficient number, since it is larger than the sum of its proper divisors (68179898).

136140946 is a wasteful number, since it uses less digits than its factorization.

136140946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36476.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 136140946 is about 11667.9452347018. The cubic root of 136140946 is about 514.4339096659.

The spelling of 136140946 in words is "one hundred thirty-six million, one hundred forty thousand, nine hundred forty-six".