338140147 has 4 divisors (see below), whose sum is σ = 338251680. Its totient is φ = 338028616.

The previous prime is 338140139. The next prime is 338140211. The reversal of 338140147 is 741041833.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 338140147 - 2³ = 338140139 is a prime.

It is a super-2 number, since 2×338140147² = 228677518026363218, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (338140247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51088 + ... + 57325.

It is an arithmetic number, because the mean of its divisors is an integer number (84562920).

Almost surely, 2^338140147 is an apocalyptic number.

338140147 is a deficient number, since it is larger than the sum of its proper divisors (111533).

338140147 is a wasteful number, since it uses less digits than its factorization.

338140147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111532.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 338140147 is about 18388.5874117617. The cubic root of 338140147 is about 696.6782394950.

The spelling of 338140147 in words is "three hundred thirty-eight million, one hundred forty thousand, one hundred forty-seven".