40554003 has 8 divisors (see below), whose sum is σ = 61796608. Its totient is φ = 23173704.

The previous prime is 40553987. The next prime is 40554013. The reversal of 40554003 is 30045504.

It is a happy number.

40554003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 40554003 - 2⁴ = 40553987 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 1931143 = 40554003 / (4 + 0 + 5 + 5 + 4 + 0 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40554013) 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 7 ways as a sum of consecutive naturals, for example, 965551 + ... + 965592.

It is an arithmetic number, because the mean of its divisors is an integer number (7724576).

Almost surely, 2^40554003 is an apocalyptic number.

40554003 is a deficient number, since it is larger than the sum of its proper divisors (21242605).

40554003 is a wasteful number, since it uses less digits than its factorization.

40554003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1931153.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 40554003 is about 6368.2024936398. The cubic root of 40554003 is about 343.5668420188.

Adding to 40554003 its reverse (30045504), we get a palindrome (70599507).

The spelling of 40554003 in words is "forty million, five hundred fifty-four thousand, three".