53431463 has 2 divisors, whose sum is σ = 53431464. Its totient is φ = 53431462.

The previous prime is 53431453. The next prime is 53431481. The reversal of 53431463 is 36413435.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53431463 - 2⁴ = 53431447 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53431453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26715731 + 26715732.

It is an arithmetic number, because the mean of its divisors is an integer number (26715732).

Almost surely, 2^53431463 is an apocalyptic number.

53431463 is a deficient number, since it is larger than the sum of its proper divisors (1).

53431463 is an equidigital number, since it uses as much as digits as its factorization.

53431463 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 53431463 is about 7309.6828248564. The cubic root of 53431463 is about 376.6451289884.

Adding to 53431463 its reverse (36413435), we get a palindrome (89844898).

The spelling of 53431463 in words is "fifty-three million, four hundred thirty-one thousand, four hundred sixty-three".