428861173003 has 4 divisors (see below), whose sum is σ = 429017182000. Its totient is φ = 428705164008.

The previous prime is 428861172973. The next prime is 428861173009. The reversal of 428861173003 is 300371168824.

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 428861173003 - 2³⁷ = 291422219531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (428861173009) 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, 78000375 + ... + 78005872.

It is an arithmetic number, because the mean of its divisors is an integer number (107254295500).

Almost surely, 2^428861173003 is an apocalyptic number.

428861173003 is a deficient number, since it is larger than the sum of its proper divisors (156008997).

428861173003 is a wasteful number, since it uses less digits than its factorization.

428861173003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156008996.

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 428861173003 in words is "four hundred twenty-eight billion, eight hundred sixty-one million, one hundred seventy-three thousand, three".