40350503 has 8 divisors (see below), whose sum is σ = 42793920. Its totient is φ = 37914880.

The previous prime is 40350491. The next prime is 40350521. The reversal of 40350503 is 30505304.

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

It is a cyclic number.

It is not a de Polignac number, because 40350503 - 2¹⁰ = 40349479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40350103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11378 + ... + 14496.

It is an arithmetic number, because the mean of its divisors is an integer number (5349240).

Almost surely, 2^40350503 is an apocalyptic number.

40350503 is a deficient number, since it is larger than the sum of its proper divisors (2443417).

40350503 is a wasteful number, since it uses less digits than its factorization.

40350503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3897.

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 40350503 is about 6352.2045779399. The cubic root of 40350503 is about 342.9912052529.

Adding to 40350503 its reverse (30505304), we get a palindrome (70855807).

The spelling of 40350503 in words is "forty million, three hundred fifty thousand, five hundred three".