999969000241 has 2 divisors, whose sum is σ = 999969000242. Its totient is φ = 999969000240.

The previous prime is 999969000223. The next prime is 999969000263. The reversal of 999969000241 is 142000969999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 548547609600 + 451421390641 = 740640^2 + 671879^2 .

It is a cyclic number.

It is not a de Polignac number, because 999969000241 - 2⁵ = 999969000209 is a prime.

It is the 999985-th Hogben number.

It is not a weakly prime, because it can be changed into another prime (999969000221) by changing a digit.

It is a nontrivial repunit in base 999984.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 499984500120 + 499984500121.

It is an arithmetic number, because the mean of its divisors is an integer number (499984500121).

Almost surely, 2^999969000241 is an apocalyptic number.

It is an amenable number.

999969000241 is a deficient number, since it is larger than the sum of its proper divisors (1).

999969000241 is an equidigital number, since it uses as much as digits as its factorization.

999969000241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2834352, while the sum is 58.

The spelling of 999969000241 in words is "nine hundred ninety-nine billion, nine hundred sixty-nine million, two hundred forty-one", and thus it is an aban number.