11630917213 has 2 divisors, whose sum is σ = 11630917214. Its totient is φ = 11630917212.

The previous prime is 11630917201. The next prime is 11630917303. The reversal of 11630917213 is 31271903611.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10128812164 + 1502105049 = 100642^2 + 38757^2 .

It is a cyclic number.

It is not a de Polignac number, because 11630917213 - 2⁹ = 11630916701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11630914213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5815458606 + 5815458607.

It is an arithmetic number, because the mean of its divisors is an integer number (5815458607).

Almost surely, 2^11630917213 is an apocalyptic number.

It is an amenable number.

11630917213 is a deficient number, since it is larger than the sum of its proper divisors (1).

11630917213 is an equidigital number, since it uses as much as digits as its factorization.

11630917213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 34.

The spelling of 11630917213 in words is "eleven billion, six hundred thirty million, nine hundred seventeen thousand, two hundred thirteen".