97143203 has 2 divisors, whose sum is σ = 97143204. Its totient is φ = 97143202.

The previous prime is 97143199. The next prime is 97143209. The reversal of 97143203 is 30234179.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97143203 - 2² = 97143199 is a prime.

It is not a weakly prime, because it can be changed into another prime (97143209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48571601 + 48571602.

It is an arithmetic number, because the mean of its divisors is an integer number (48571602).

Almost surely, 2^97143203 is an apocalyptic number.

97143203 is a deficient number, since it is larger than the sum of its proper divisors (1).

97143203 is an equidigital number, since it uses as much as digits as its factorization.

97143203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 97143203 is about 9856.1251513970. The cubic root of 97143203 is about 459.6960862734.

The spelling of 97143203 in words is "ninety-seven million, one hundred forty-three thousand, two hundred three".