10420190173 has 2 divisors, whose sum is σ = 10420190174. Its totient is φ = 10420190172.

The previous prime is 10420190153. The next prime is 10420190201. The reversal of 10420190173 is 37109102401.

It is an a-pointer prime, because the next prime (10420190201) can be obtained adding 10420190173 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6205973284 + 4214216889 = 78778^2 + 64917^2 .

It is a cyclic number.

It is not a de Polignac number, because 10420190173 - 2⁵ = 10420190141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10420190113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5210095086 + 5210095087.

It is an arithmetic number, because the mean of its divisors is an integer number (5210095087).

Almost surely, 2^10420190173 is an apocalyptic number.

It is an amenable number.

10420190173 is a deficient number, since it is larger than the sum of its proper divisors (1).

10420190173 is an equidigital number, since it uses as much as digits as its factorization.

10420190173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 28.

Adding to 10420190173 its reverse (37109102401), we get a palindrome (47529292574).

The spelling of 10420190173 in words is "ten billion, four hundred twenty million, one hundred ninety thousand, one hundred seventy-three".