13775003 has 6 divisors (see below), whose sum is σ = 15141252. Its totient is φ = 12522620.

The previous prime is 13774997. The next prime is 13775009. The reversal of 13775003 is 30057731.

It is an interprime number because it is at equal distance from previous prime (13774997) and next prime (13775009).

It is not a de Polignac number, because 13775003 - 2¹⁰ = 13773979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13775009) 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 5 ways as a sum of consecutive naturals, for example, 56801 + ... + 57042.

It is an arithmetic number, because the mean of its divisors is an integer number (2523542).

Almost surely, 2^13775003 is an apocalyptic number.

13775003 is a deficient number, since it is larger than the sum of its proper divisors (1366249).

13775003 is a wasteful number, since it uses less digits than its factorization.

13775003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113865 (or 113854 counting only the distinct ones).

The product of its (nonzero) digits is 2205, while the sum is 26.

The square root of 13775003 is about 3711.4691161318. The cubic root of 13775003 is about 239.7161168886.

The spelling of 13775003 in words is "thirteen million, seven hundred seventy-five thousand, three".