5497909 has 2 divisors, whose sum is σ = 5497910. Its totient is φ = 5497908.

The previous prime is 5497901. The next prime is 5497927. The reversal of 5497909 is 9097945.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5049009 + 448900 = 2247^2 + 670^2 .

It is a cyclic number.

It is not a de Polignac number, because 5497909 - 2³ = 5497901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5497901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2748954 + 2748955.

It is an arithmetic number, because the mean of its divisors is an integer number (2748955).

Almost surely, 2^5497909 is an apocalyptic number.

It is an amenable number.

5497909 is a deficient number, since it is larger than the sum of its proper divisors (1).

5497909 is an equidigital number, since it uses as much as digits as its factorization.

5497909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 43.

The square root of 5497909 is about 2344.7620348342. The cubic root of 5497909 is about 176.4950443601.

The spelling of 5497909 in words is "five million, four hundred ninety-seven thousand, nine hundred nine".