27345107 has 2 divisors, whose sum is σ = 27345108. Its totient is φ = 27345106.

The previous prime is 27345103. The next prime is 27345121. The reversal of 27345107 is 70154372.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27345107 - 2² = 27345103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27345107.

It is not a weakly prime, because it can be changed into another prime (27345103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13672553 + 13672554.

It is an arithmetic number, because the mean of its divisors is an integer number (13672554).

Almost surely, 2^27345107 is an apocalyptic number.

27345107 is a deficient number, since it is larger than the sum of its proper divisors (1).

27345107 is an equidigital number, since it uses as much as digits as its factorization.

27345107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 27345107 is about 5229.2549182460. The cubic root of 27345107 is about 301.2727666546.

Adding to 27345107 its reverse (70154372), we get a palindrome (97499479).

The spelling of 27345107 in words is "twenty-seven million, three hundred forty-five thousand, one hundred seven".