1428585451 has 2 divisors, whose sum is σ = 1428585452. Its totient is φ = 1428585450.

The previous prime is 1428585449. The next prime is 1428585553. The reversal of 1428585451 is 1545858241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1428585451 - 2¹ = 1428585449 is a prime.

Together with 1428585449, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1428585398 and 1428585407.

It is not a weakly prime, because it can be changed into another prime (1428585401) 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, 714292725 + 714292726.

It is an arithmetic number, because the mean of its divisors is an integer number (714292726).

Almost surely, 2^1428585451 is an apocalyptic number.

1428585451 is a deficient number, since it is larger than the sum of its proper divisors (1).

1428585451 is an equidigital number, since it uses as much as digits as its factorization.

1428585451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 256000, while the sum is 43.

The square root of 1428585451 is about 37796.6327997614. The cubic root of 1428585451 is about 1126.2515654020.

The spelling of 1428585451 in words is "one billion, four hundred twenty-eight million, five hundred eighty-five thousand, four hundred fifty-one".