2136487 has 2 divisors, whose sum is σ = 2136488. Its totient is φ = 2136486.

The previous prime is 2136473. The next prime is 2136527. The reversal of 2136487 is 7846312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2136487 - 2⁷ = 2136359 is a prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 1 + 3¹³ + 6² + 4⁵ + 8 + 7⁵ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2136437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068243 + 1068244.

It is an arithmetic number, because the mean of its divisors is an integer number (1068244).

2^2136487 is an apocalyptic number.

2136487 is a deficient number, since it is larger than the sum of its proper divisors (1).

2136487 is an equidigital number, since it uses as much as digits as its factorization.

2136487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8064, while the sum is 31.

The square root of 2136487 is about 1461.6726719755. The cubic root of 2136487 is about 128.7953207088.

The spelling of 2136487 in words is "two million, one hundred thirty-six thousand, four hundred eighty-seven".