5545011503 has 4 divisors (see below), whose sum is σ = 5680255728. Its totient is φ = 5409767280.

The previous prime is 5545011481. The next prime is 5545011517. The reversal of 5545011503 is 3051105455.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5545011503 - 2⁸ = 5545011247 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 (5545011803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67622051 + ... + 67622132.

It is an arithmetic number, because the mean of its divisors is an integer number (1420063932).

Almost surely, 2^5545011503 is an apocalyptic number.

5545011503 is a deficient number, since it is larger than the sum of its proper divisors (135244225).

5545011503 is a wasteful number, since it uses less digits than its factorization.

5545011503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135244224.

The product of its (nonzero) digits is 7500, while the sum is 29.

The square root of 5545011503 is about 74464.8340023665. The cubic root of 5545011503 is about 1769.9764329163.

Adding to 5545011503 its reverse (3051105455), we get a palindrome (8596116958).

The spelling of 5545011503 in words is "five billion, five hundred forty-five million, eleven thousand, five hundred three".