4914943897 has 2 divisors, whose sum is σ = 4914943898. Its totient is φ = 4914943896.

The previous prime is 4914943843. The next prime is 4914943907. The reversal of 4914943897 is 7983494194.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4525118361 + 389825536 = 67269^2 + 19744^2 .

It is a cyclic number.

It is not a de Polignac number, because 4914943897 - 2¹¹ = 4914941849 is a prime.

It is not a weakly prime, because it can be changed into another prime (4914943097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2457471948 + 2457471949.

It is an arithmetic number, because the mean of its divisors is an integer number (2457471949).

Almost surely, 2^4914943897 is an apocalyptic number.

It is an amenable number.

4914943897 is a deficient number, since it is larger than the sum of its proper divisors (1).

4914943897 is an equidigital number, since it uses as much as digits as its factorization.

4914943897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7838208, while the sum is 58.

The square root of 4914943897 is about 70106.6608604347. The cubic root of 4914943897 is about 1700.2241800092.

The spelling of 4914943897 in words is "four billion, nine hundred fourteen million, nine hundred forty-three thousand, eight hundred ninety-seven".