989203032113 has 2 divisors, whose sum is σ = 989203032114. Its totient is φ = 989203032112.

The previous prime is 989203032047. The next prime is 989203032137. The reversal of 989203032113 is 311230302989.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 796418810929 + 192784221184 = 892423^2 + 439072^2 .

It is a cyclic number.

It is not a de Polignac number, because 989203032113 - 2²⁰ = 989201983537 is a prime.

It is not a weakly prime, because it can be changed into another prime (989203037113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494601516056 + 494601516057.

It is an arithmetic number, because the mean of its divisors is an integer number (494601516057).

Almost surely, 2^989203032113 is an apocalyptic number.

It is an amenable number.

989203032113 is a deficient number, since it is larger than the sum of its proper divisors (1).

989203032113 is an equidigital number, since it uses as much as digits as its factorization.

989203032113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 41.

The spelling of 989203032113 in words is "nine hundred eighty-nine billion, two hundred three million, thirty-two thousand, one hundred thirteen".