27075007 has 2 divisors, whose sum is σ = 27075008. Its totient is φ = 27075006.

The previous prime is 27074987. The next prime is 27075011. The reversal of 27075007 is 70057072.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27075007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27075017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13537503 + 13537504.

It is an arithmetic number, because the mean of its divisors is an integer number (13537504).

Almost surely, 2^27075007 is an apocalyptic number.

27075007 is a deficient number, since it is larger than the sum of its proper divisors (1).

27075007 is an equidigital number, since it uses as much as digits as its factorization.

27075007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3430, while the sum is 28.

The square root of 27075007 is about 5203.3649689408. The cubic root of 27075007 is about 300.2775468503.

The spelling of 27075007 in words is "twenty-seven million, seventy-five thousand, seven".