1041645173 has 2 divisors, whose sum is σ = 1041645174. Its totient is φ = 1041645172.

The previous prime is 1041645149. The next prime is 1041645191. The reversal of 1041645173 is 3715461401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 988033489 + 53611684 = 31433^2 + 7322^2 .

It is a cyclic number.

It is not a de Polignac number, because 1041645173 - 2⁶ = 1041645109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1041645133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520822586 + 520822587.

It is an arithmetic number, because the mean of its divisors is an integer number (520822587).

Almost surely, 2^1041645173 is an apocalyptic number.

It is an amenable number.

1041645173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1041645173 is an equidigital number, since it uses as much as digits as its factorization.

1041645173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 1041645173 is about 32274.5282382253. The cubic root of 1041645173 is about 1013.6933603438.

The spelling of 1041645173 in words is "one billion, forty-one million, six hundred forty-five thousand, one hundred seventy-three".