1428346221059 has 2 divisors, whose sum is σ = 1428346221060. Its totient is φ = 1428346221058.

The previous prime is 1428346221013. The next prime is 1428346221079. The reversal of 1428346221059 is 9501226438241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1428346221059 - 2¹² = 1428346216963 is a prime.

It is not a weakly prime, because it can be changed into another prime (1428346221079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 714173110529 + 714173110530.

It is an arithmetic number, because the mean of its divisors is an integer number (714173110530).

Almost surely, 2^{1428346221059} is an apocalyptic number.

1428346221059 is a deficient number, since it is larger than the sum of its proper divisors (1).

1428346221059 is an equidigital number, since it uses as much as digits as its factorization.

1428346221059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 829440, while the sum is 47.

The spelling of 1428346221059 in words is "one trillion, four hundred twenty-eight billion, three hundred forty-six million, two hundred twenty-one thousand, fifty-nine".