40450503 has 16 divisors (see below), whose sum is σ = 55996416. Its totient is φ = 25955040.

The previous prime is 40450499. The next prime is 40450507. The reversal of 40450503 is 30505404.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40450499) and next prime (40450507).

It is not a de Polignac number, because 40450503 - 2² = 40450499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40450503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40450507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6250 + ... + 10952.

It is an arithmetic number, because the mean of its divisors is an integer number (3499776).

Almost surely, 2^40450503 is an apocalyptic number.

40450503 is a deficient number, since it is larger than the sum of its proper divisors (15545913).

40450503 is a wasteful number, since it uses less digits than its factorization.

40450503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4814.

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

The square root of 40450503 is about 6360.0709901698. The cubic root of 40450503 is about 343.2743146948.

Adding to 40450503 its reverse (30505404), we get a palindrome (70955907).

The spelling of 40450503 in words is "forty million, four hundred fifty thousand, five hundred three".