2089511 has 2 divisors, whose sum is σ = 2089512. Its totient is φ = 2089510.

The previous prime is 2089489. The next prime is 2089517. The reversal of 2089511 is 1159802.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2089511 - 2⁶ = 2089447 is a prime.

It is a Sophie Germain 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 (2089517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1044755 + 1044756.

It is an arithmetic number, because the mean of its divisors is an integer number (1044756).

2^2089511 is an apocalyptic number.

2089511 is a deficient number, since it is larger than the sum of its proper divisors (1).

2089511 is an equidigital number, since it uses as much as digits as its factorization.

2089511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 2089511 is about 1445.5140954000. The cubic root of 2089511 is about 127.8443542713.

The spelling of 2089511 in words is "two million, eighty-nine thousand, five hundred eleven".