4975297147 has 2 divisors, whose sum is σ = 4975297148. Its totient is φ = 4975297146.

The previous prime is 4975297109. The next prime is 4975297157. The reversal of 4975297147 is 7417925794.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4975297147 is a prime.

It is not a weakly prime, because it can be changed into another prime (4975297157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2487648573 + 2487648574.

It is an arithmetic number, because the mean of its divisors is an integer number (2487648574).

Almost surely, 2^4975297147 is an apocalyptic number.

4975297147 is a deficient number, since it is larger than the sum of its proper divisors (1).

4975297147 is an equidigital number, since it uses as much as digits as its factorization.

4975297147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4445280, while the sum is 55.

The square root of 4975297147 is about 70535.7862861115. The cubic root of 4975297147 is about 1707.1552105857.

The spelling of 4975297147 in words is "four billion, nine hundred seventy-five million, two hundred ninety-seven thousand, one hundred forty-seven".