99995527 has 2 divisors, whose sum is σ = 99995528. Its totient is φ = 99995526.

The previous prime is 99995507. The next prime is 99995549. The reversal of 99995527 is 72559999.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99995527 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99995507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49997763 + 49997764.

It is an arithmetic number, because the mean of its divisors is an integer number (49997764).

Almost surely, 2^99995527 is an apocalyptic number.

99995527 is a deficient number, since it is larger than the sum of its proper divisors (1).

99995527 is an equidigital number, since it uses as much as digits as its factorization.

99995527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2296350, while the sum is 55.

The square root of 99995527 is about 9999.7763474990. The cubic root of 99995527 is about 464.1519626491.

Subtracting from 99995527 its reverse (72559999), we obtain a triangular number (27435528 = T₇₄₀₇).

The spelling of 99995527 in words is "ninety-nine million, nine hundred ninety-five thousand, five hundred twenty-seven".