5556751 has 2 divisors, whose sum is σ = 5556752. Its totient is φ = 5556750.

The previous prime is 5556743. The next prime is 5556757. The reversal of 5556751 is 1576555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5556751 - 2³ = 5556743 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5556757) 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, 2778375 + 2778376.

It is an arithmetic number, because the mean of its divisors is an integer number (2778376).

Almost surely, 2^5556751 is an apocalyptic number.

5556751 is a deficient number, since it is larger than the sum of its proper divisors (1).

5556751 is an equidigital number, since it uses as much as digits as its factorization.

5556751 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26250, while the sum is 34.

The square root of 5556751 is about 2357.2761823766. The cubic root of 5556751 is about 177.1224641122.

The spelling of 5556751 in words is "five million, five hundred fifty-six thousand, seven hundred fifty-one".