53346431 has 2 divisors, whose sum is σ = 53346432. Its totient is φ = 53346430.

The previous prime is 53346421. The next prime is 53346463. The reversal of 53346431 is 13464335.

53346431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53346431 - 2⁶ = 53346367 is a prime.

It is a super-2 number, since 2×53346431² = 5691683400875522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53346394 and 53346403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53346421) 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, 26673215 + 26673216.

It is an arithmetic number, because the mean of its divisors is an integer number (26673216).

Almost surely, 2^53346431 is an apocalyptic number.

53346431 is a deficient number, since it is larger than the sum of its proper divisors (1).

53346431 is an equidigital number, since it uses as much as digits as its factorization.

53346431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 29.

The square root of 53346431 is about 7303.8641142891. The cubic root of 53346431 is about 376.4452224709.

It can be divided in two parts, 533 and 46431, that added together give a palindrome (46964).

The spelling of 53346431 in words is "fifty-three million, three hundred forty-six thousand, four hundred thirty-one".