2136461647 has 2 divisors, whose sum is σ = 2136461648. Its totient is φ = 2136461646.

The previous prime is 2136461611. The next prime is 2136461671. The reversal of 2136461647 is 7461646312.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2136461647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2136461687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068230823 + 1068230824.

It is an arithmetic number, because the mean of its divisors is an integer number (1068230824).

Almost surely, 2^2136461647 is an apocalyptic number.

2136461647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2136461647 is an equidigital number, since it uses as much as digits as its factorization.

2136461647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 40.

The square root of 2136461647 is about 46221.8741182138. The cubic root of 2136461647 is about 1287.9481124935.

The spelling of 2136461647 in words is "two billion, one hundred thirty-six million, four hundred sixty-one thousand, six hundred forty-seven".