136070247 has 8 divisors (see below), whose sum is σ = 181498240. Its totient is φ = 90677880.

The previous prime is 136070243. The next prime is 136070269. The reversal of 136070247 is 742070631.

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

It is not a de Polignac number, because 136070247 - 2² = 136070243 is a prime.

It is a super-2 number, since 2×136070247² = 37030224237282018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136070243) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1872 + ... + 16602.

It is an arithmetic number, because the mean of its divisors is an integer number (22687280).

Almost surely, 2^136070247 is an apocalyptic number.

136070247 is a deficient number, since it is larger than the sum of its proper divisors (45427993).

136070247 is a wasteful number, since it uses less digits than its factorization.

136070247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17813.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 136070247 is about 11664.9152161514. The cubic root of 136070247 is about 514.3448444689.

The spelling of 136070247 in words is "one hundred thirty-six million, seventy thousand, two hundred forty-seven".