745172003 has 8 divisors (see below), whose sum is σ = 758450880. Its totient is φ = 731989440.

The previous prime is 745171993. The next prime is 745172047. The reversal of 745172003 is 300271547.

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 745172003 - 2⁸ = 745171747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (745172053) 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, 8378 + ... + 39503.

It is an arithmetic number, because the mean of its divisors is an integer number (94806360).

Almost surely, 2^745172003 is an apocalyptic number.

745172003 is a deficient number, since it is larger than the sum of its proper divisors (13278877).

745172003 is a wasteful number, since it uses less digits than its factorization.

745172003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48157.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 745172003 is about 27297.8387972381. The cubic root of 745172003 is about 906.6065307728.

The spelling of 745172003 in words is "seven hundred forty-five million, one hundred seventy-two thousand, three".