97750871 has 2 divisors, whose sum is σ = 97750872. Its totient is φ = 97750870.

The previous prime is 97750753. The next prime is 97750879. The reversal of 97750871 is 17805779.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97750871 - 2¹⁴ = 97734487 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97750879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48875435 + 48875436.

It is an arithmetic number, because the mean of its divisors is an integer number (48875436).

Almost surely, 2^97750871 is an apocalyptic number.

97750871 is a deficient number, since it is larger than the sum of its proper divisors (1).

97750871 is an equidigital number, since it uses as much as digits as its factorization.

97750871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 123480, while the sum is 44.

The square root of 97750871 is about 9886.9040149078. The cubic root of 97750871 is about 460.6526196643.

The spelling of 97750871 in words is "ninety-seven million, seven hundred fifty thousand, eight hundred seventy-one".