97848731 has 2 divisors, whose sum is σ = 97848732. Its totient is φ = 97848730.

The previous prime is 97848713. The next prime is 97848733. The reversal of 97848731 is 13784879.

Together with previous prime (97848713) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97848731 - 2¹⁰ = 97847707 is a prime.

It is a super-2 number, since 2×97848731² = 19148748316620722, which contains 22 as substring.

Together with 97848733, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (97848733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48924365 + 48924366.

It is an arithmetic number, because the mean of its divisors is an integer number (48924366).

Almost surely, 2^97848731 is an apocalyptic number.

97848731 is a deficient number, since it is larger than the sum of its proper divisors (1).

97848731 is an equidigital number, since it uses as much as digits as its factorization.

97848731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 47.

The square root of 97848731 is about 9891.8517477771. The cubic root of 97848731 is about 460.8062906921.

The spelling of 97848731 in words is "ninety-seven million, eight hundred forty-eight thousand, seven hundred thirty-one".