2281474451 has 2 divisors, whose sum is σ = 2281474452. Its totient is φ = 2281474450.

The previous prime is 2281474379. The next prime is 2281474463. The reversal of 2281474451 is 1544741822.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2281474451 is a prime.

It is not a weakly prime, because it can be changed into another prime (2281474471) 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, 1140737225 + 1140737226.

It is an arithmetic number, because the mean of its divisors is an integer number (1140737226).

Almost surely, 2^2281474451 is an apocalyptic number.

2281474451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2281474451 is an equidigital number, since it uses as much as digits as its factorization.

2281474451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 71680, while the sum is 38.

The square root of 2281474451 is about 47764.7825390214. The cubic root of 2281474451 is about 1316.4525292375.

The spelling of 2281474451 in words is "two billion, two hundred eighty-one million, four hundred seventy-four thousand, four hundred fifty-one".