10631266939 has 2 divisors, whose sum is σ = 10631266940. Its totient is φ = 10631266938.

The previous prime is 10631266937. The next prime is 10631266949. The reversal of 10631266939 is 93966213601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10631266939 - 2¹ = 10631266937 is a prime.

It is a super-2 number, since 2×10631266939² (a number of 21 digits) contains 22 as substring.

Together with 10631266937, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10631266937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5315633469 + 5315633470.

It is an arithmetic number, because the mean of its divisors is an integer number (5315633470).

Almost surely, 2^10631266939 is an apocalyptic number.

10631266939 is a deficient number, since it is larger than the sum of its proper divisors (1).

10631266939 is an equidigital number, since it uses as much as digits as its factorization.

10631266939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 314928, while the sum is 46.

The spelling of 10631266939 in words is "ten billion, six hundred thirty-one million, two hundred sixty-six thousand, nine hundred thirty-nine".