4927563691 has 2 divisors, whose sum is σ = 4927563692. Its totient is φ = 4927563690.

The previous prime is 4927563673. The next prime is 4927563701. The reversal of 4927563691 is 1963657294.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4927563691 - 2¹¹ = 4927561643 is a prime.

It is not a weakly prime, because it can be changed into another prime (4927563191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2463781845 + 2463781846.

It is an arithmetic number, because the mean of its divisors is an integer number (2463781846).

Almost surely, 2^4927563691 is an apocalyptic number.

4927563691 is a deficient number, since it is larger than the sum of its proper divisors (1).

4927563691 is an equidigital number, since it uses as much as digits as its factorization.

4927563691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2449440, while the sum is 52.

The square root of 4927563691 is about 70196.6074037770. The cubic root of 4927563691 is about 1701.6781227434.

The spelling of 4927563691 in words is "four billion, nine hundred twenty-seven million, five hundred sixty-three thousand, six hundred ninety-one".