31453463 has 2 divisors, whose sum is σ = 31453464. Its totient is φ = 31453462.

The previous prime is 31453447. The next prime is 31453483. The reversal of 31453463 is 36435413.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31453463 - 2⁴ = 31453447 is a 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 (31453483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15726731 + 15726732.

It is an arithmetic number, because the mean of its divisors is an integer number (15726732).

Almost surely, 2^31453463 is an apocalyptic number.

31453463 is a deficient number, since it is larger than the sum of its proper divisors (1).

31453463 is an equidigital number, since it uses as much as digits as its factorization.

31453463 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 31453463 is about 5608.3387023253. The cubic root of 31453463 is about 315.6623770786.

Adding to 31453463 its reverse (36435413), we get a palindrome (67888876).

The spelling of 31453463 in words is "thirty-one million, four hundred fifty-three thousand, four hundred sixty-three".