5781007 has 2 divisors, whose sum is σ = 5781008. Its totient is φ = 5781006.

The previous prime is 5780987. The next prime is 5781011. The reversal of 5781007 is 7001875.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5781007 is a prime.

5781007 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5781067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2890503 + 2890504.

It is an arithmetic number, because the mean of its divisors is an integer number (2890504).

Almost surely, 2^5781007 is an apocalyptic number.

5781007 is a deficient number, since it is larger than the sum of its proper divisors (1).

5781007 is an equidigital number, since it uses as much as digits as its factorization.

5781007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1960, while the sum is 28.

The square root of 5781007 is about 2404.3724753041. The cubic root of 5781007 is about 179.4738441572.

The spelling of 5781007 in words is "five million, seven hundred eighty-one thousand, seven".