10123987207 has 2 divisors, whose sum is σ = 10123987208. Its totient is φ = 10123987206.

The previous prime is 10123987187. The next prime is 10123987217. The reversal of 10123987207 is 70278932101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10123987207 - 2¹¹ = 10123985159 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10123987207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10123987217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5061993603 + 5061993604.

It is an arithmetic number, because the mean of its divisors is an integer number (5061993604).

Almost surely, 2^10123987207 is an apocalyptic number.

10123987207 is a deficient number, since it is larger than the sum of its proper divisors (1).

10123987207 is an equidigital number, since it uses as much as digits as its factorization.

10123987207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 40.

The spelling of 10123987207 in words is "ten billion, one hundred twenty-three million, nine hundred eighty-seven thousand, two hundred seven".