2281506463 has 2 divisors, whose sum is σ = 2281506464. Its totient is φ = 2281506462.

The previous prime is 2281506457. The next prime is 2281506467. The reversal of 2281506463 is 3646051822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2281506463 - 2²¹ = 2279409311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2281506467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1140753231 + 1140753232.

It is an arithmetic number, because the mean of its divisors is an integer number (1140753232).

Almost surely, 2^2281506463 is an apocalyptic number.

2281506463 is a deficient number, since it is larger than the sum of its proper divisors (1).

2281506463 is an equidigital number, since it uses as much as digits as its factorization.

2281506463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 2281506463 is about 47765.1176382933. The cubic root of 2281506463 is about 1316.4586863787.

The spelling of 2281506463 in words is "two billion, two hundred eighty-one million, five hundred six thousand, four hundred sixty-three".