27520099 has 2 divisors, whose sum is σ = 27520100. Its totient is φ = 27520098.

The previous prime is 27520081. The next prime is 27520109. The reversal of 27520099 is 99002572.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27520099 - 2⁵ = 27520067 is a prime.

It is not a weakly prime, because it can be changed into another prime (27526099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13760049 + 13760050.

It is an arithmetic number, because the mean of its divisors is an integer number (13760050).

Almost surely, 2^27520099 is an apocalyptic number.

27520099 is a deficient number, since it is larger than the sum of its proper divisors (1).

27520099 is an equidigital number, since it uses as much as digits as its factorization.

27520099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 27520099 is about 5245.9602552822. The cubic root of 27520099 is about 301.9140546042.

The spelling of 27520099 in words is "twenty-seven million, five hundred twenty thousand, ninety-nine".