13275937 has 2 divisors, whose sum is σ = 13275938. Its totient is φ = 13275936.

The previous prime is 13275931. The next prime is 13275947. The reversal of 13275937 is 73957231.

It is the 1488-th star number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12503296 + 772641 = 3536^2 + 879^2 .

It is a cyclic number.

It is not a de Polignac number, because 13275937 - 2⁷ = 13275809 is a prime.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 13275896 and 13275905.

It is not a weakly prime, because it can be changed into another prime (13275931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6637968 + 6637969.

It is an arithmetic number, because the mean of its divisors is an integer number (6637969).

Almost surely, 2^13275937 is an apocalyptic number.

It is an amenable number.

13275937 is a deficient number, since it is larger than the sum of its proper divisors (1).

13275937 is an equidigital number, since it uses as much as digits as its factorization.

13275937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39690, while the sum is 37.

The square root of 13275937 is about 3643.6159237768. The cubic root of 13275937 is about 236.7854765049.

It can be divided in two parts, 13 and 275937, that multiplied together give a triangular number (3587181 = T₂₆₇₈).

The spelling of 13275937 in words is "thirteen million, two hundred seventy-five thousand, nine hundred thirty-seven".