11630442671 has 2 divisors, whose sum is σ = 11630442672. Its totient is φ = 11630442670.

The previous prime is 11630442661. The next prime is 11630442689. The reversal of 11630442671 is 17624403611.

It is a weak prime.

It is an emirp because it is prime and its reverse (17624403611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11630442671 - 2¹⁴ = 11630426287 is a prime.

It is a super-2 number, since 2×11630442671² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11630442641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5815221335 + 5815221336.

It is an arithmetic number, because the mean of its divisors is an integer number (5815221336).

Almost surely, 2^11630442671 is an apocalyptic number.

11630442671 is a deficient number, since it is larger than the sum of its proper divisors (1).

11630442671 is an equidigital number, since it uses as much as digits as its factorization.

11630442671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 11630442671 in words is "eleven billion, six hundred thirty million, four hundred forty-two thousand, six hundred seventy-one".