10403189 has 2 divisors, whose sum is σ = 10403190. Its totient is φ = 10403188.

The previous prime is 10403161. The next prime is 10403191. The reversal of 10403189 is 98130401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8168164 + 2235025 = 2858^2 + 1495^2 .

It is a cyclic number.

It is not a de Polignac number, because 10403189 - 2²⁰ = 9354613 is a prime.

Together with 10403191, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10403389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5201594 + 5201595.

It is an arithmetic number, because the mean of its divisors is an integer number (5201595).

Almost surely, 2^10403189 is an apocalyptic number.

It is an amenable number.

10403189 is a deficient number, since it is larger than the sum of its proper divisors (1).

10403189 is an equidigital number, since it uses as much as digits as its factorization.

10403189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 10403189 is about 3225.3974948834. The cubic root of 10403189 is about 218.3008849213.

The spelling of 10403189 in words is "ten million, four hundred three thousand, one hundred eighty-nine".