451314047 has 2 divisors, whose sum is σ = 451314048. Its totient is φ = 451314046.

The previous prime is 451314043. The next prime is 451314067. The reversal of 451314047 is 740413154.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 451314047 - 2² = 451314043 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (451314043) 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, 225657023 + 225657024.

It is an arithmetic number, because the mean of its divisors is an integer number (225657024).

Almost surely, 2^451314047 is an apocalyptic number.

451314047 is a deficient number, since it is larger than the sum of its proper divisors (1).

451314047 is an equidigital number, since it uses as much as digits as its factorization.

451314047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 451314047 is about 21244.1532427160. The cubic root of 451314047 is about 767.0546087258.

The spelling of 451314047 in words is "four hundred fifty-one million, three hundred fourteen thousand, forty-seven".