2102693 has 2 divisors, whose sum is σ = 2102694. Its totient is φ = 2102692.

The previous prime is 2102687. The next prime is 2102717. The reversal of 2102693 is 3962012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1435204 + 667489 = 1198^2 + 817^2 .

It is a cyclic number.

It is not a de Polignac number, because 2102693 - 2⁶ = 2102629 is a prime.

It is a d-powerful number, because it can be written as 2¹¹ + 1 + 0 + 2²¹ + 6⁴ + 9 + 3⁷ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051346 + 1051347.

It is an arithmetic number, because the mean of its divisors is an integer number (1051347).

2^2102693 is an apocalyptic number.

It is an amenable number.

2102693 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102693 is an equidigital number, since it uses as much as digits as its factorization.

2102693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 2102693 is about 1450.0665501969. The cubic root of 2102693 is about 128.1126327940.

The spelling of 2102693 in words is "two million, one hundred two thousand, six hundred ninety-three".