1451418847 has 2 divisors, whose sum is σ = 1451418848. Its totient is φ = 1451418846.

The previous prime is 1451418827. The next prime is 1451418851. The reversal of 1451418847 is 7488141541.

It is a strong prime.

It is an emirp because it is prime and its reverse (7488141541) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1451418847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1451418827) 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, 725709423 + 725709424.

It is an arithmetic number, because the mean of its divisors is an integer number (725709424).

Almost surely, 2^1451418847 is an apocalyptic number.

1451418847 is a deficient number, since it is larger than the sum of its proper divisors (1).

1451418847 is an equidigital number, since it uses as much as digits as its factorization.

1451418847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 143360, while the sum is 43.

The square root of 1451418847 is about 38097.4913478565. The cubic root of 1451418847 is about 1132.2202534690.

The spelling of 1451418847 in words is "one billion, four hundred fifty-one million, four hundred eighteen thousand, eight hundred forty-seven".