4545172303 has 8 divisors (see below), whose sum is σ = 5195013408. Its totient is φ = 3895463904.

The previous prime is 4545172279. The next prime is 4545172319. The reversal of 4545172303 is 3032715454.

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 4545172303 - 2²⁹ = 4008301391 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 (4545172363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56325 + ... + 110737.

It is an arithmetic number, because the mean of its divisors is an integer number (649376676).

Almost surely, 2^4545172303 is an apocalyptic number.

4545172303 is a deficient number, since it is larger than the sum of its proper divisors (649841105).

4545172303 is a wasteful number, since it uses less digits than its factorization.

4545172303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66353.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 4545172303 is about 67417.8930477659. The cubic root of 4545172303 is about 1656.4695256987.

Adding to 4545172303 its reverse (3032715454), we get a palindrome (7577887757).

The spelling of 4545172303 in words is "four billion, five hundred forty-five million, one hundred seventy-two thousand, three hundred three".