9127713820 has 12 divisors (see below), whose sum is σ = 19168199064. Its totient is φ = 3651085520.

The previous prime is 9127713817. The next prime is 9127713821. The reversal of 9127713820 is 283177219.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9127713821) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 228192826 + ... + 228192865.

It is an arithmetic number, because the mean of its divisors is an integer number (1597349922).

Almost surely, 2^9127713820 is an apocalyptic number.

It is an amenable number.

9127713820 is an abundant number, since it is smaller than the sum of its proper divisors (10040485244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9127713820 is a wasteful number, since it uses less digits than its factorization.

9127713820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456385700 (or 456385698 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 9127713820 is about 95539.0695998239. The cubic root of 9127713820 is about 2089.8767370052.

The spelling of 9127713820 in words is "nine billion, one hundred twenty-seven million, seven hundred thirteen thousand, eight hundred twenty".