13797603 has 12 divisors (see below), whose sum is σ = 19981728. Its totient is φ = 9174480.

The previous prime is 13797599. The next prime is 13797611. The reversal of 13797603 is 30679731.

It is not a de Polignac number, because 13797603 - 2² = 13797599 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13797613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2101 + ... + 5657.

It is an arithmetic number, because the mean of its divisors is an integer number (1665144).

Almost surely, 2^13797603 is an apocalyptic number.

13797603 is a deficient number, since it is larger than the sum of its proper divisors (6184125).

13797603 is a wasteful number, since it uses less digits than its factorization.

13797603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3994 (or 3991 counting only the distinct ones).

The product of its (nonzero) digits is 23814, while the sum is 36.

The square root of 13797603 is about 3714.5124848357. The cubic root of 13797603 is about 239.8471422478.

It can be divided in two parts, 13797 and 603, that added together give a square (14400 = 120²).

The spelling of 13797603 in words is "thirteen million, seven hundred ninety-seven thousand, six hundred three".