3545272503 has 8 divisors (see below), whose sum is σ = 5252255600. Its totient is φ = 2363514984.

The previous prime is 3545272447. The next prime is 3545272537. The reversal of 3545272503 is 3052725453.

3545272503 is a `hidden beast` number, since 35 + 4 + 52 + 72 + 503 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-3545272503 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 (3545272543) 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, 65653168 + ... + 65653221.

It is an arithmetic number, because the mean of its divisors is an integer number (656531950).

Almost surely, 2^3545272503 is an apocalyptic number.

3545272503 is a deficient number, since it is larger than the sum of its proper divisors (1706983097).

3545272503 is a wasteful number, since it uses less digits than its factorization.

3545272503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131306398 (or 131306392 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 36.

The square root of 3545272503 is about 59542.1909489397. The cubic root of 3545272503 is about 1524.8128413870.

Adding to 3545272503 its reverse (3052725453), we get a palindrome (6597997956).

The spelling of 3545272503 in words is "three billion, five hundred forty-five million, two hundred seventy-two thousand, five hundred three".