2297982047987 has 2 divisors, whose sum is σ = 2297982047988. Its totient is φ = 2297982047986.

The previous prime is 2297982047957. The next prime is 2297982048007. The reversal of 2297982047987 is 7897402897922.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2297982047987 - 2⁸ = 2297982047731 is a prime.

It is not a weakly prime, because it can be changed into another prime (2297982047947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1148991023993 + 1148991023994.

It is an arithmetic number, because the mean of its divisors is an integer number (1148991023994).

Almost surely, 2^{2297982047987} is an apocalyptic number.

2297982047987 is a deficient number, since it is larger than the sum of its proper divisors (1).

2297982047987 is an equidigital number, since it uses as much as digits as its factorization.

2297982047987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 512096256, while the sum is 74.

The spelling of 2297982047987 in words is "two trillion, two hundred ninety-seven billion, nine hundred eighty-two million, forty-seven thousand, nine hundred eighty-seven".