31464463 has 2 divisors, whose sum is σ = 31464464. Its totient is φ = 31464462.

The previous prime is 31464451. The next prime is 31464481. The reversal of 31464463 is 36446413.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31464463 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31464443) 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, 15732231 + 15732232.

It is an arithmetic number, because the mean of its divisors is an integer number (15732232).

Almost surely, 2^31464463 is an apocalyptic number.

31464463 is a deficient number, since it is larger than the sum of its proper divisors (1).

31464463 is an equidigital number, since it uses as much as digits as its factorization.

31464463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 31.

The square root of 31464463 is about 5609.3192991663. The cubic root of 31464463 is about 315.6991709228.

The spelling of 31464463 in words is "thirty-one million, four hundred sixty-four thousand, four hundred sixty-three".