2136587 has 2 divisors, whose sum is σ = 2136588. Its totient is φ = 2136586.

The previous prime is 2136583. The next prime is 2136593. The reversal of 2136587 is 7856312.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2136587 - 2² = 2136583 is a prime.

It is not a weakly prime, because it can be changed into another prime (2136583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068293 + 1068294.

It is an arithmetic number, because the mean of its divisors is an integer number (1068294).

2^2136587 is an apocalyptic number.

2136587 is a deficient number, since it is larger than the sum of its proper divisors (1).

2136587 is an equidigital number, since it uses as much as digits as its factorization.

2136587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 32.

The square root of 2136587 is about 1461.7068789603. The cubic root of 2136587 is about 128.7973301338.

The spelling of 2136587 in words is "two million, one hundred thirty-six thousand, five hundred eighty-seven".