97789903 has 8 divisors (see below), whose sum is σ = 106257920. Its totient is φ = 89654040.

The previous prime is 97789897. The next prime is 97789949. The reversal of 97789903 is 30998779.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 97789903 - 2¹⁷ = 97658831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97789303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82425 + ... + 83602.

It is an arithmetic number, because the mean of its divisors is an integer number (13282240).

Almost surely, 2^97789903 is an apocalyptic number.

97789903 is a deficient number, since it is larger than the sum of its proper divisors (8468017).

97789903 is a wasteful number, since it uses less digits than its factorization.

97789903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166077.

The product of its (nonzero) digits is 857304, while the sum is 52.

The square root of 97789903 is about 9888.8777421910. The cubic root of 97789903 is about 460.7139244903.

The spelling of 97789903 in words is "ninety-seven million, seven hundred eighty-nine thousand, nine hundred three".