30003722473 has 4 divisors (see below), whose sum is σ = 30090188880. Its totient is φ = 29917256068.

The previous prime is 30003722461. The next prime is 30003722533. The reversal of 30003722473 is 37422730003.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30003722473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30003722423) 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, 43232683 + ... + 43233376.

It is an arithmetic number, because the mean of its divisors is an integer number (7522547220).

Almost surely, 2^30003722473 is an apocalyptic number.

It is an amenable number.

30003722473 is a deficient number, since it is larger than the sum of its proper divisors (86466407).

30003722473 is an equidigital number, since it uses as much as digits as its factorization.

30003722473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86466406.

The product of its (nonzero) digits is 21168, while the sum is 31.

The spelling of 30003722473 in words is "thirty billion, three million, seven hundred twenty-two thousand, four hundred seventy-three".