2117351 has 2 divisors, whose sum is σ = 2117352. Its totient is φ = 2117350.

The previous prime is 2117321. The next prime is 2117369. The reversal of 2117351 is 1537112.

2117351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2117351 - 2⁶ = 2117287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2117321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1058675 + 1058676.

It is an arithmetic number, because the mean of its divisors is an integer number (1058676).

2^2117351 is an apocalyptic number.

2117351 is a deficient number, since it is larger than the sum of its proper divisors (1).

2117351 is an equidigital number, since it uses as much as digits as its factorization.

2117351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 210, while the sum is 20.

The square root of 2117351 is about 1455.1120231790. The cubic root of 2117351 is about 128.4096373495.

The spelling of 2117351 in words is "two million, one hundred seventeen thousand, three hundred fifty-one".