11973003 has 24 divisors (see below), whose sum is σ = 18823680. Its totient is φ = 6748560.

The previous prime is 11972993. The next prime is 11973023. The reversal of 11973003 is 30037911.

It is not a de Polignac number, because 11973003 - 2⁵ = 11972971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11973023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11098 + ... + 12128.

It is an arithmetic number, because the mean of its divisors is an integer number (784320).

Almost surely, 2^11973003 is an apocalyptic number.

11973003 is a deficient number, since it is larger than the sum of its proper divisors (6850677).

11973003 is a wasteful number, since it uses less digits than its factorization.

11973003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127 (or 1120 counting only the distinct ones).

The product of its (nonzero) digits is 567, while the sum is 24.

The square root of 11973003 is about 3460.2027397249. The cubic root of 11973003 is about 228.7710315400.

The spelling of 11973003 in words is "eleven million, nine hundred seventy-three thousand, three".