147138968 has 32 divisors (see below), whose sum is σ = 281487360. Its totient is φ = 72087840.

The previous prime is 147138967. The next prime is 147139043. The reversal of 147138968 is 869831741.

147138968 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147138967) 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, 118913 + ... + 120143.

It is an arithmetic number, because the mean of its divisors is an integer number (8796480).

Almost surely, 2^147138968 is an apocalyptic number.

It is an amenable number.

147138968 is a deficient number, since it is larger than the sum of its proper divisors (134348392).

147138968 is a wasteful number, since it uses less digits than its factorization.

147138968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1527 (or 1523 counting only the distinct ones).

The product of its digits is 290304, while the sum is 47.

The square root of 147138968 is about 12130.0852428992. The cubic root of 147138968 is about 527.9294652487.

The spelling of 147138968 in words is "one hundred forty-seven million, one hundred thirty-eight thousand, nine hundred sixty-eight".