97143503 has 2 divisors, whose sum is σ = 97143504. Its totient is φ = 97143502.

The previous prime is 97143469. The next prime is 97143511. The reversal of 97143503 is 30534179.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97143503 - 2⁶ = 97143439 is a prime.

It is a super-2 number, since 2×97143503² = 18873720350222018, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 97143503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97143203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48571751 + 48571752.

It is an arithmetic number, because the mean of its divisors is an integer number (48571752).

Almost surely, 2^97143503 is an apocalyptic number.

97143503 is a deficient number, since it is larger than the sum of its proper divisors (1).

97143503 is an equidigital number, since it uses as much as digits as its factorization.

97143503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 97143503 is about 9856.1403703478. The cubic root of 97143503 is about 459.6965594878.

The spelling of 97143503 in words is "ninety-seven million, one hundred forty-three thousand, five hundred three".