27315133 has 2 divisors, whose sum is σ = 27315134. Its totient is φ = 27315132.

The previous prime is 27315109. The next prime is 27315149. The reversal of 27315133 is 33151372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15225604 + 12089529 = 3902^2 + 3477^2 .

It is a cyclic number.

It is not a de Polignac number, because 27315133 - 2¹³ = 27306941 is a prime.

It is a super-2 number, since 2×27315133² = 1492232981615378, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27315098 and 27315107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27315173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13657566 + 13657567.

It is an arithmetic number, because the mean of its divisors is an integer number (13657567).

Almost surely, 2^27315133 is an apocalyptic number.

It is an amenable number.

27315133 is a deficient number, since it is larger than the sum of its proper divisors (1).

27315133 is an equidigital number, since it uses as much as digits as its factorization.

27315133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1890, while the sum is 25.

The square root of 27315133 is about 5226.3881409631. The cubic root of 27315133 is about 301.1626476070.

The spelling of 27315133 in words is "twenty-seven million, three hundred fifteen thousand, one hundred thirty-three".