4097197903 has 4 divisors (see below), whose sum is σ = 4101696288. Its totient is φ = 4092699520.

The previous prime is 4097197889. The next prime is 4097197921. The reversal of 4097197903 is 3097917904.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4097197903 - 2¹³ = 4097189711 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4097197933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2247826 + ... + 2249647.

It is an arithmetic number, because the mean of its divisors is an integer number (1025424072).

Almost surely, 2^4097197903 is an apocalyptic number.

4097197903 is a deficient number, since it is larger than the sum of its proper divisors (4498385).

4097197903 is an equidigital number, since it uses as much as digits as its factorization.

4097197903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4498384.

The product of its (nonzero) digits is 428652, while the sum is 49.

The square root of 4097197903 is about 64009.3579330398. The cubic root of 4097197903 is about 1600.1559617501.

The spelling of 4097197903 in words is "four billion, ninety-seven million, one hundred ninety-seven thousand, nine hundred three".