4963565897 has 2 divisors, whose sum is σ = 4963565898. Its totient is φ = 4963565896.

The previous prime is 4963565881. The next prime is 4963565921. The reversal of 4963565897 is 7985653694.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3886150921 + 1077414976 = 62339^2 + 32824^2 .

It is a cyclic number.

It is not a de Polignac number, because 4963565897 - 2⁴ = 4963565881 is a prime.

It is a super-2 number, since 2×4963565897² = 49273972827722829218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4963565197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2481782948 + 2481782949.

It is an arithmetic number, because the mean of its divisors is an integer number (2481782949).

Almost surely, 2^4963565897 is an apocalyptic number.

It is an amenable number.

4963565897 is a deficient number, since it is larger than the sum of its proper divisors (1).

4963565897 is an equidigital number, since it uses as much as digits as its factorization.

4963565897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48988800, while the sum is 62.

The square root of 4963565897 is about 70452.5790656382. The cubic root of 4963565897 is about 1705.8123878876.

The spelling of 4963565897 in words is "four billion, nine hundred sixty-three million, five hundred sixty-five thousand, eight hundred ninety-seven".