6711431 has 2 divisors, whose sum is σ = 6711432. Its totient is φ = 6711430.

The previous prime is 6711421. The next prime is 6711437. The reversal of 6711431 is 1341176.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6711431 - 2²² = 2517127 is a prime.

It is a super-2 number, since 2×6711431² = 90086612135522, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 6711397 and 6711406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6711437) 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, 3355715 + 3355716.

It is an arithmetic number, because the mean of its divisors is an integer number (3355716).

Almost surely, 2^6711431 is an apocalyptic number.

6711431 is a deficient number, since it is larger than the sum of its proper divisors (1).

6711431 is an equidigital number, since it uses as much as digits as its factorization.

6711431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504, while the sum is 23.

The square root of 6711431 is about 2590.6429703840. The cubic root of 6711431 is about 188.6275149370.

The spelling of 6711431 in words is "six million, seven hundred eleven thousand, four hundred thirty-one".