165201527 has 2 divisors, whose sum is σ = 165201528. Its totient is φ = 165201526.

The previous prime is 165201521. The next prime is 165201539. The reversal of 165201527 is 725102561.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 165201527 - 2⁸ = 165201271 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 165201527.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (165201521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82600763 + 82600764.

It is an arithmetic number, because the mean of its divisors is an integer number (82600764).

Almost surely, 2^165201527 is an apocalyptic number.

165201527 is a deficient number, since it is larger than the sum of its proper divisors (1).

165201527 is an equidigital number, since it uses as much as digits as its factorization.

165201527 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 165201527 is about 12853.0746127143. The cubic root of 165201527 is about 548.7038647190.

The spelling of 165201527 in words is "one hundred sixty-five million, two hundred one thousand, five hundred twenty-seven".