2056514687 has 2 divisors, whose sum is σ = 2056514688. Its totient is φ = 2056514686.

The previous prime is 2056514659. The next prime is 2056514731. The reversal of 2056514687 is 7864156502.

It is an a-pointer prime, because the next prime (2056514731) can be obtained adding 2056514687 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2056514687 - 2⁶ = 2056514623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2056544687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1028257343 + 1028257344.

It is an arithmetic number, because the mean of its divisors is an integer number (1028257344).

Almost surely, 2^2056514687 is an apocalyptic number.

2056514687 is a deficient number, since it is larger than the sum of its proper divisors (1).

2056514687 is an equidigital number, since it uses as much as digits as its factorization.

2056514687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 403200, while the sum is 44.

The square root of 2056514687 is about 45348.8113074643. The cubic root of 2056514687 is about 1271.6783330765.

The spelling of 2056514687 in words is "two billion, fifty-six million, five hundred fourteen thousand, six hundred eighty-seven".