10925721173 has 2 divisors, whose sum is σ = 10925721174. Its totient is φ = 10925721172.

The previous prime is 10925721133. The next prime is 10925721223. The reversal of 10925721173 is 37112752901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7460986129 + 3464735044 = 86377^2 + 58862^2 .

It is a cyclic number.

It is not a de Polignac number, because 10925721173 - 2¹⁸ = 10925459029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10925721133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5462860586 + 5462860587.

It is an arithmetic number, because the mean of its divisors is an integer number (5462860587).

Almost surely, 2^10925721173 is an apocalyptic number.

It is an amenable number.

10925721173 is a deficient number, since it is larger than the sum of its proper divisors (1).

10925721173 is an equidigital number, since it uses as much as digits as its factorization.

10925721173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460, while the sum is 38.

The spelling of 10925721173 in words is "ten billion, nine hundred twenty-five million, seven hundred twenty-one thousand, one hundred seventy-three".