2097959 has 2 divisors, whose sum is σ = 2097960. Its totient is φ = 2097958.

The previous prime is 2097941. The next prime is 2097967. The reversal of 2097959 is 9597902.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2097959 - 2¹² = 2093863 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2097989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1048979 + 1048980.

It is an arithmetic number, because the mean of its divisors is an integer number (1048980).

2^2097959 is an apocalyptic number.

2097959 is a deficient number, since it is larger than the sum of its proper divisors (1).

2097959 is an equidigital number, since it uses as much as digits as its factorization.

2097959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51030, while the sum is 41.

The square root of 2097959 is about 1448.4332915257. The cubic root of 2097959 is about 128.0164163515.

It can be divided in two parts, 20 and 97959, that added together give a palindrome (97979).

The spelling of 2097959 in words is "two million, ninety-seven thousand, nine hundred fifty-nine".