2649137 has 2 divisors, whose sum is σ = 2649138. Its totient is φ = 2649136.

The previous prime is 2649109. The next prime is 2649139. The reversal of 2649137 is 7319462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2085136 + 564001 = 1444^2 + 751^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2649137 is a prime.

Together with 2649139, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2649139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1324568 + 1324569.

It is an arithmetic number, because the mean of its divisors is an integer number (1324569).

2^2649137 is an apocalyptic number.

It is an amenable number.

2649137 is a deficient number, since it is larger than the sum of its proper divisors (1).

2649137 is an equidigital number, since it uses as much as digits as its factorization.

2649137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 32.

The square root of 2649137 is about 1627.6169696830. The cubic root of 2649137 is about 138.3677268072.

The spelling of 2649137 in words is "two million, six hundred forty-nine thousand, one hundred thirty-seven".