1072863173 has 2 divisors, whose sum is σ = 1072863174. Its totient is φ = 1072863172.

The previous prime is 1072863163. The next prime is 1072863199. The reversal of 1072863173 is 3713682701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 844309249 + 228553924 = 29057^2 + 15118^2 .

It is a cyclic number.

It is not a de Polignac number, because 1072863173 - 2⁶ = 1072863109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1072863163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536431586 + 536431587.

It is an arithmetic number, because the mean of its divisors is an integer number (536431587).

Almost surely, 2^1072863173 is an apocalyptic number.

It is an amenable number.

1072863173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072863173 is an equidigital number, since it uses as much as digits as its factorization.

1072863173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 1072863173 is about 32754.5901058157. The cubic root of 1072863173 is about 1023.7206081461.

The spelling of 1072863173 in words is "one billion, seventy-two million, eight hundred sixty-three thousand, one hundred seventy-three".