2647973087 has 2 divisors, whose sum is σ = 2647973088. Its totient is φ = 2647973086.

The previous prime is 2647973051. The next prime is 2647973149. The reversal of 2647973087 is 7803797462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2647973087 - 2²⁴ = 2631195871 is a prime.

It is a super-2 number, since 2×2647973087² = 14023522938952619138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2647973017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1323986543 + 1323986544.

It is an arithmetic number, because the mean of its divisors is an integer number (1323986544).

Almost surely, 2^2647973087 is an apocalyptic number.

2647973087 is a deficient number, since it is larger than the sum of its proper divisors (1).

2647973087 is an equidigital number, since it uses as much as digits as its factorization.

2647973087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3556224, while the sum is 53.

The square root of 2647973087 is about 51458.4598195477. The cubic root of 2647973087 is about 1383.4745962997.

The spelling of 2647973087 in words is "two billion, six hundred forty-seven million, nine hundred seventy-three thousand, eighty-seven".