5645137 has 2 divisors, whose sum is σ = 5645138. Its totient is φ = 5645136.

The previous prime is 5645119. The next prime is 5645161. The reversal of 5645137 is 7315465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3806401 + 1838736 = 1951^2 + 1356^2 .

It is a cyclic number.

It is not a de Polignac number, because 5645137 - 2¹¹ = 5643089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5645099 and 5645108.

It is not a weakly prime, because it can be changed into another prime (5645177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2822568 + 2822569.

It is an arithmetic number, because the mean of its divisors is an integer number (2822569).

Almost surely, 2^5645137 is an apocalyptic number.

It is an amenable number.

5645137 is a deficient number, since it is larger than the sum of its proper divisors (1).

5645137 is an equidigital number, since it uses as much as digits as its factorization.

5645137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12600, while the sum is 31.

The square root of 5645137 is about 2375.9497048549. The cubic root of 5645137 is about 178.0566351785.

The spelling of 5645137 in words is "five million, six hundred forty-five thousand, one hundred thirty-seven".