300032000981 has 2 divisors, whose sum is σ = 300032000982. Its totient is φ = 300032000980.

The previous prime is 300032000977. The next prime is 300032001013. The reversal of 300032000981 is 189000230003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 252154622500 + 47877378481 = 502150^2 + 218809^2 .

It is a cyclic number.

It is not a de Polignac number, because 300032000981 - 2² = 300032000977 is a prime.

It is a super-2 number, since 2×300032000981² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 300032000981.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (300032000941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150016000490 + 150016000491.

It is an arithmetic number, because the mean of its divisors is an integer number (150016000491).

Almost surely, 2^300032000981 is an apocalyptic number.

It is an amenable number.

300032000981 is a deficient number, since it is larger than the sum of its proper divisors (1).

300032000981 is an equidigital number, since it uses as much as digits as its factorization.

300032000981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 300032000981 its reverse (189000230003), we get a palindrome (489032230984).

The spelling of 300032000981 in words is "three hundred billion, thirty-two million, nine hundred eighty-one", and thus it is an aban number.