397498103 has 2 divisors, whose sum is σ = 397498104. Its totient is φ = 397498102.

The previous prime is 397498081. The next prime is 397498117. The reversal of 397498103 is 301894793.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 397498103 - 2¹² = 397494007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (397498133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198749051 + 198749052.

It is an arithmetic number, because the mean of its divisors is an integer number (198749052).

Almost surely, 2^397498103 is an apocalyptic number.

397498103 is a deficient number, since it is larger than the sum of its proper divisors (1).

397498103 is an equidigital number, since it uses as much as digits as its factorization.

397498103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 397498103 is about 19937.3544634187. The cubic root of 397498103 is about 735.2669078607.

The spelling of 397498103 in words is "three hundred ninety-seven million, four hundred ninety-eight thousand, one hundred three".