1697150536901 has 2 divisors, whose sum is σ = 1697150536902. Its totient is φ = 1697150536900.

The previous prime is 1697150536849. The next prime is 1697150536951. The reversal of 1697150536901 is 1096350517961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1689207093025 + 7943443876 = 1299695^2 + 89126^2 .

It is a cyclic number.

It is not a de Polignac number, because 1697150536901 - 2¹⁰ = 1697150535877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1697150536951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 848575268450 + 848575268451.

It is an arithmetic number, because the mean of its divisors is an integer number (848575268451).

Almost surely, 2^{1697150536901} is an apocalyptic number.

It is an amenable number.

1697150536901 is a deficient number, since it is larger than the sum of its proper divisors (1).

1697150536901 is an equidigital number, since it uses as much as digits as its factorization.

1697150536901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1530900, while the sum is 53.

The spelling of 1697150536901 in words is "one trillion, six hundred ninety-seven billion, one hundred fifty million, five hundred thirty-six thousand, nine hundred one".