527772173 has 2 divisors, whose sum is σ = 527772174. Its totient is φ = 527772172.

The previous prime is 527772163. The next prime is 527772209. The reversal of 527772173 is 371277725.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 516062089 + 11710084 = 22717^2 + 3422^2 .

It is a cyclic number.

It is not a de Polignac number, because 527772173 - 2⁸ = 527771917 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 527772173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (527772143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263886086 + 263886087.

It is an arithmetic number, because the mean of its divisors is an integer number (263886087).

Almost surely, 2^527772173 is an apocalyptic number.

It is an amenable number.

527772173 is a deficient number, since it is larger than the sum of its proper divisors (1).

527772173 is an equidigital number, since it uses as much as digits as its factorization.

527772173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144060, while the sum is 41.

The square root of 527772173 is about 22973.2926024982. The cubic root of 527772173 is about 808.1317369468.

The spelling of 527772173 in words is "five hundred twenty-seven million, seven hundred seventy-two thousand, one hundred seventy-three".