40053003 has 8 divisors (see below), whose sum is σ = 56545488. Its totient is φ = 25131264.

The previous prime is 40052993. The next prime is 40053019. The reversal of 40053003 is 30035004.

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

It is not a de Polignac number, because 40053003 - 2⁶ = 40052939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40053803) 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 7 ways as a sum of consecutive naturals, for example, 392626 + ... + 392727.

It is an arithmetic number, because the mean of its divisors is an integer number (7068186).

Almost surely, 2^40053003 is an apocalyptic number.

40053003 is a deficient number, since it is larger than the sum of its proper divisors (16492485).

40053003 is a wasteful number, since it uses less digits than its factorization.

40053003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785373.

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 40053003 is about 6328.7441882257. The cubic root of 40053003 is about 342.1461790892.

Adding to 40053003 its reverse (30035004), we get a palindrome (70088007).

The spelling of 40053003 in words is "forty million, fifty-three thousand, three".