9903097 has 4 divisors (see below), whose sum is σ = 9909760. Its totient is φ = 9896436.

The previous prime is 9903083. The next prime is 9903109. The reversal of 9903097 is 7903099.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 9903097 - 2²³ = 1514489 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9903037) 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, 28 + ... + 4450.

It is an arithmetic number, because the mean of its divisors is an integer number (2477440).

Almost surely, 2^9903097 is an apocalyptic number.

It is an amenable number.

9903097 is a deficient number, since it is larger than the sum of its proper divisors (6663).

9903097 is a wasteful number, since it uses less digits than its factorization.

9903097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6662.

The product of its (nonzero) digits is 15309, while the sum is 37.

The square root of 9903097 is about 3146.9186516337. The cubic root of 9903097 is about 214.7453050346.

The spelling of 9903097 in words is "nine million, nine hundred three thousand, ninety-seven".