2126587 has 2 divisors, whose sum is σ = 2126588. Its totient is φ = 2126586.

The previous prime is 2126573. The next prime is 2126611. The reversal of 2126587 is 7856212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2126587 - 2⁷ = 2126459 is a prime.

It is not a weakly prime, because it can be changed into another prime (2126567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1063293 + 1063294.

It is an arithmetic number, because the mean of its divisors is an integer number (1063294).

2^2126587 is an apocalyptic number.

2126587 is a deficient number, since it is larger than the sum of its proper divisors (1).

2126587 is an equidigital number, since it uses as much as digits as its factorization.

2126587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 31.

The square root of 2126587 is about 1458.2822086277. The cubic root of 2126587 is about 128.5960764621.

The spelling of 2126587 in words is "two million, one hundred twenty-six thousand, five hundred eighty-seven".