4775431 has 2 divisors, whose sum is σ = 4775432. Its totient is φ = 4775430.

The previous prime is 4775423. The next prime is 4775437. The reversal of 4775431 is 1345774.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4775431 - 2³ = 4775423 is a prime.

It is a super-2 number, since 2×4775431² = 45609482471522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4775393 and 4775402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4775437) 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, 2387715 + 2387716.

It is an arithmetic number, because the mean of its divisors is an integer number (2387716).

Almost surely, 2^4775431 is an apocalyptic number.

4775431 is a deficient number, since it is larger than the sum of its proper divisors (1).

4775431 is an equidigital number, since it uses as much as digits as its factorization.

4775431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11760, while the sum is 31.

The square root of 4775431 is about 2185.2759551141. The cubic root of 4775431 is about 168.3982309212.

The spelling of 4775431 in words is "four million, seven hundred seventy-five thousand, four hundred thirty-one".