9911407012 has 12 divisors (see below), whose sum is σ = 18679190236. Its totient is φ = 4574495520.

The previous prime is 9911407001. The next prime is 9911407013. The reversal of 9911407012 is 2107041199.

It can be written as a sum of positive squares in 2 ways, for example, as 3539536036 + 6371870976 = 59494^2 + 79824^2 .

It is not an unprimeable number, because it can be changed into a prime (9911407013) 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, 95301939 + ... + 95302042.

Almost surely, 2^9911407012 is an apocalyptic number.

It is an amenable number.

9911407012 is a deficient number, since it is larger than the sum of its proper divisors (8767783224).

9911407012 is a wasteful number, since it uses less digits than its factorization.

9911407012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190603998 (or 190603996 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 34.

The square root of 9911407012 is about 99556.0496002126. The cubic root of 9911407012 is about 2148.0535483994.

The spelling of 9911407012 in words is "nine billion, nine hundred eleven million, four hundred seven thousand, twelve".