300138712 has 8 divisors (see below), whose sum is σ = 562760100. Its totient is φ = 150069352.

The previous prime is 300138703. The next prime is 300138721. The reversal of 300138712 is 217831003.

It is an interprime number because it is at equal distance from previous prime (300138703) and next prime (300138721).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18758662 + ... + 18758677.

Almost surely, 2^300138712 is an apocalyptic number.

It is an amenable number.

300138712 is a deficient number, since it is larger than the sum of its proper divisors (262621388).

300138712 is a wasteful number, since it uses less digits than its factorization.

300138712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37517345 (or 37517341 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 300138712 is about 17324.5118834558. The cubic root of 300138712 is about 669.5361101658.

Adding to 300138712 its reverse (217831003), we get a palindrome (517969715).

The spelling of 300138712 in words is "three hundred million, one hundred thirty-eight thousand, seven hundred twelve".