97831406503 has 2 divisors, whose sum is σ = 97831406504. Its totient is φ = 97831406502.

The previous prime is 97831406437. The next prime is 97831406567. The reversal of 97831406503 is 30560413879.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97831406503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97831406593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48915703251 + 48915703252.

It is an arithmetic number, because the mean of its divisors is an integer number (48915703252).

Almost surely, 2^97831406503 is an apocalyptic number.

97831406503 is a deficient number, since it is larger than the sum of its proper divisors (1).

97831406503 is an equidigital number, since it uses as much as digits as its factorization.

97831406503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 97831406503 in words is "ninety-seven billion, eight hundred thirty-one million, four hundred six thousand, five hundred three".