30061407473 has 2 divisors, whose sum is σ = 30061407474. Its totient is φ = 30061407472.

The previous prime is 30061407433. The next prime is 30061407487. The reversal of 30061407473 is 37470416003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23898686464 + 6162721009 = 154592^2 + 78503^2 .

It is an emirp because it is prime and its reverse (37470416003) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30061407473 is a prime.

It is not a weakly prime, because it can be changed into another prime (30061407433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15030703736 + 15030703737.

It is an arithmetic number, because the mean of its divisors is an integer number (15030703737).

Almost surely, 2^30061407473 is an apocalyptic number.

It is an amenable number.

30061407473 is a deficient number, since it is larger than the sum of its proper divisors (1).

30061407473 is an equidigital number, since it uses as much as digits as its factorization.

30061407473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 35.

The spelling of 30061407473 in words is "thirty billion, sixty-one million, four hundred seven thousand, four hundred seventy-three".