10634630191 has 2 divisors, whose sum is σ = 10634630192. Its totient is φ = 10634630190.

The previous prime is 10634630159. The next prime is 10634630207. The reversal of 10634630191 is 19103643601.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10634630191 - 2⁵ = 10634630159 is a prime.

It is a super-2 number, since 2×10634630191² (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 (10634630131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5317315095 + 5317315096.

It is an arithmetic number, because the mean of its divisors is an integer number (5317315096).

Almost surely, 2^10634630191 is an apocalyptic number.

10634630191 is a deficient number, since it is larger than the sum of its proper divisors (1).

10634630191 is an equidigital number, since it uses as much as digits as its factorization.

10634630191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 34.

The spelling of 10634630191 in words is "ten billion, six hundred thirty-four million, six hundred thirty thousand, one hundred ninety-one".