39973003 has 4 divisors (see below), whose sum is σ = 45683440. Its totient is φ = 34262568.

The previous prime is 39972997. The next prime is 39973007. The reversal of 39973003 is 30037993.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 39973003 - 2¹³ = 39964811 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 39973003.

It is not an unprimeable number, because it can be changed into a prime (39973007) 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, 2855208 + ... + 2855221.

It is an arithmetic number, because the mean of its divisors is an integer number (11420860).

Almost surely, 2^39973003 is an apocalyptic number.

39973003 is a deficient number, since it is larger than the sum of its proper divisors (5710437).

39973003 is an equidigital number, since it uses as much as digits as its factorization.

39973003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5710436.

The product of its (nonzero) digits is 15309, while the sum is 34.

The square root of 39973003 is about 6322.4206598422. The cubic root of 39973003 is about 341.9182316515.

The spelling of 39973003 in words is "thirty-nine million, nine hundred seventy-three thousand, three".