5811607 has 2 divisors, whose sum is σ = 5811608. Its totient is φ = 5811606.

The previous prime is 5811599. The next prime is 5811643. The reversal of 5811607 is 7061185.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5811607 - 2³ = 5811599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5811667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2905803 + 2905804.

It is an arithmetic number, because the mean of its divisors is an integer number (2905804).

Almost surely, 2^5811607 is an apocalyptic number.

5811607 is a deficient number, since it is larger than the sum of its proper divisors (1).

5811607 is an equidigital number, since it uses as much as digits as its factorization.

5811607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 28.

The square root of 5811607 is about 2410.7274835618. The cubic root of 5811607 is about 179.7899504530.

The spelling of 5811607 in words is "five million, eight hundred eleven thousand, six hundred seven".