1420512057047 has 2 divisors, whose sum is σ = 1420512057048. Its totient is φ = 1420512057046.

The previous prime is 1420512057023. The next prime is 1420512057103. The reversal of 1420512057047 is 7407502150241.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1420512057047 - 2⁶ = 1420512056983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1420512057047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1420512057947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710256028523 + 710256028524.

It is an arithmetic number, because the mean of its divisors is an integer number (710256028524).

Almost surely, 2^{1420512057047} is an apocalyptic number.

1420512057047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420512057047 is an equidigital number, since it uses as much as digits as its factorization.

1420512057047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 78400, while the sum is 38.

The spelling of 1420512057047 in words is "one trillion, four hundred twenty billion, five hundred twelve million, fifty-seven thousand, forty-seven".