97442503 has 2 divisors, whose sum is σ = 97442504. Its totient is φ = 97442502.

The previous prime is 97442479. The next prime is 97442519. The reversal of 97442503 is 30524479.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97442503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97442003) 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, 48721251 + 48721252.

It is an arithmetic number, because the mean of its divisors is an integer number (48721252).

Almost surely, 2^97442503 is an apocalyptic number.

97442503 is a deficient number, since it is larger than the sum of its proper divisors (1).

97442503 is an equidigital number, since it uses as much as digits as its factorization.

97442503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 97442503 is about 9871.2969259363. The cubic root of 97442503 is about 460.1677129476.

The spelling of 97442503 in words is "ninety-seven million, four hundred forty-two thousand, five hundred three".