5503400503 has 2 divisors, whose sum is σ = 5503400504. Its totient is φ = 5503400502.

The previous prime is 5503400501. The next prime is 5503400527. The reversal of 5503400503 is 3050043055.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5503400503 - 2¹ = 5503400501 is a prime.

Together with 5503400501, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5503400501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2751700251 + 2751700252.

It is an arithmetic number, because the mean of its divisors is an integer number (2751700252).

Almost surely, 2^5503400503 is an apocalyptic number.

5503400503 is a deficient number, since it is larger than the sum of its proper divisors (1).

5503400503 is an equidigital number, since it uses as much as digits as its factorization.

5503400503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 25.

The square root of 5503400503 is about 74184.9075149386. The cubic root of 5503400503 is about 1765.5378793854.

Adding to 5503400503 its reverse (3050043055), we get a palindrome (8553443558).

The spelling of 5503400503 in words is "five billion, five hundred three million, four hundred thousand, five hundred three".