1398805733051 has 2 divisors, whose sum is σ = 1398805733052. Its totient is φ = 1398805733050.

The previous prime is 1398805733047. The next prime is 1398805733057. The reversal of 1398805733051 is 1503375088931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1398805733051 - 2² = 1398805733047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1398805732984 and 1398805733002.

It is not a weakly prime, because it can be changed into another prime (1398805733057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 699402866525 + 699402866526.

It is an arithmetic number, because the mean of its divisors is an integer number (699402866526).

Almost surely, 2^{1398805733051} is an apocalyptic number.

1398805733051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1398805733051 is an equidigital number, since it uses as much as digits as its factorization.

1398805733051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2721600, while the sum is 53.

The spelling of 1398805733051 in words is "one trillion, three hundred ninety-eight billion, eight hundred five million, seven hundred thirty-three thousand, fifty-one".