723020003 has 8 divisors (see below), whose sum is σ = 728654256. Its totient is φ = 717408000.

The previous prime is 723019963. The next prime is 723020009. The reversal of 723020003 is 300020327.

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 723020003 - 2¹⁶ = 722954467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (723020009) 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, 62903 + ... + 73503.

It is an arithmetic number, because the mean of its divisors is an integer number (91081782).

Almost surely, 2^723020003 is an apocalyptic number.

723020003 is a deficient number, since it is larger than the sum of its proper divisors (5634253).

723020003 is a wasteful number, since it uses less digits than its factorization.

723020003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11125.

The product of its (nonzero) digits is 252, while the sum is 17.

The square root of 723020003 is about 26889.0312767121. The cubic root of 723020003 is about 897.5323361073.

The spelling of 723020003 in words is "seven hundred twenty-three million, twenty thousand, three".