27351413 has 2 divisors, whose sum is σ = 27351414. Its totient is φ = 27351412.

The previous prime is 27351407. The next prime is 27351433. The reversal of 27351413 is 31415372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17156164 + 10195249 = 4142^2 + 3193^2 .

It is a cyclic number.

It is not a de Polignac number, because 27351413 - 2⁶ = 27351349 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27351403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13675706 + 13675707.

It is an arithmetic number, because the mean of its divisors is an integer number (13675707).

Almost surely, 2^27351413 is an apocalyptic number.

It is an amenable number.

27351413 is a deficient number, since it is larger than the sum of its proper divisors (1).

27351413 is an equidigital number, since it uses as much as digits as its factorization.

27351413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2520, while the sum is 26.

The square root of 27351413 is about 5229.8578374560. The cubic root of 27351413 is about 301.2959235098.

Adding to 27351413 its reverse (31415372), we get a palindrome (58766785).

The spelling of 27351413 in words is "twenty-seven million, three hundred fifty-one thousand, four hundred thirteen".