1698339055129 has 2 divisors, whose sum is σ = 1698339055130. Its totient is φ = 1698339055128.

The previous prime is 1698339055087. The next prime is 1698339055139. The reversal of 1698339055129 is 9215509338961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1670496795529 + 27842259600 = 1292477^2 + 166860^2 .

It is a cyclic number.

It is not a de Polignac number, because 1698339055129 - 2⁹ = 1698339054617 is a prime.

It is not a weakly prime, because it can be changed into another prime (1698339055139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 849169527564 + 849169527565.

It is an arithmetic number, because the mean of its divisors is an integer number (849169527565).

Almost surely, 2^{1698339055129} is an apocalyptic number.

It is an amenable number.

1698339055129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1698339055129 is an equidigital number, since it uses as much as digits as its factorization.

1698339055129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15746400, while the sum is 61.

The spelling of 1698339055129 in words is "one trillion, six hundred ninety-eight billion, three hundred thirty-nine million, fifty-five thousand, one hundred twenty-nine".