4915992197 has 2 divisors, whose sum is σ = 4915992198. Its totient is φ = 4915992196.

The previous prime is 4915992173. The next prime is 4915992199. The reversal of 4915992197 is 7912995194.

4915992197 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4881956641 + 34035556 = 69871^2 + 5834^2 .

It is a cyclic number.

It is not a de Polignac number, because 4915992197 - 2¹² = 4915988101 is a prime.

Together with 4915992199, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4915992199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2457996098 + 2457996099.

It is an arithmetic number, because the mean of its divisors is an integer number (2457996099).

Almost surely, 2^4915992197 is an apocalyptic number.

It is an amenable number.

4915992197 is a deficient number, since it is larger than the sum of its proper divisors (1).

4915992197 is an equidigital number, since it uses as much as digits as its factorization.

4915992197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1837080, while the sum is 56.

The square root of 4915992197 is about 70114.1369268709. The cubic root of 4915992197 is about 1700.3450507212.

The spelling of 4915992197 in words is "four billion, nine hundred fifteen million, nine hundred ninety-two thousand, one hundred ninety-seven".