1424438205251 has 2 divisors, whose sum is σ = 1424438205252. Its totient is φ = 1424438205250.

The previous prime is 1424438205191. The next prime is 1424438205319. The reversal of 1424438205251 is 1525028344241.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1424438205251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1424438205199 and 1424438205208.

It is not a weakly prime, because it can be changed into another prime (1424438205551) 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, 712219102625 + 712219102626.

It is an arithmetic number, because the mean of its divisors is an integer number (712219102626).

Almost surely, 2^{1424438205251} is an apocalyptic number.

1424438205251 is a deficient number, since it is larger than the sum of its proper divisors (1).

1424438205251 is an equidigital number, since it uses as much as digits as its factorization.

1424438205251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 307200, while the sum is 41.

The spelling of 1424438205251 in words is "one trillion, four hundred twenty-four billion, four hundred thirty-eight million, two hundred five thousand, two hundred fifty-one".