136747472 has 10 divisors (see below), whose sum is σ = 264948258. Its totient is φ = 68373728.

The previous prime is 136747451. The next prime is 136747493. The reversal of 136747472 is 274747631.

It is an interprime number because it is at equal distance from previous prime (136747451) and next prime (136747493).

It can be written as a sum of positive squares in only one way, i.e., 86564416 + 50183056 = 9304^2 + 7084^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 4273343 + ... + 4273374.

Almost surely, 2^136747472 is an apocalyptic number.

It is an amenable number.

136747472 is a deficient number, since it is larger than the sum of its proper divisors (128200786).

136747472 is an equidigital number, since it uses as much as digits as its factorization.

136747472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8546725 (or 8546719 counting only the distinct ones).

The product of its digits is 197568, while the sum is 41.

The square root of 136747472 is about 11693.9074735522. The cubic root of 136747472 is about 515.1967350911.

The spelling of 136747472 in words is "one hundred thirty-six million, seven hundred forty-seven thousand, four hundred seventy-two".