30147047401 has 2 divisors, whose sum is σ = 30147047402. Its totient is φ = 30147047400.

The previous prime is 30147047389. The next prime is 30147047407. The reversal of 30147047401 is 10474074103.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17709221776 + 12437825625 = 133076^2 + 111525^2 .

It is an emirp because it is prime and its reverse (10474074103) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30147047401 - 2¹⁷ = 30146916329 is a prime.

It is not a weakly prime, because it can be changed into another prime (30147047407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15073523700 + 15073523701.

It is an arithmetic number, because the mean of its divisors is an integer number (15073523701).

Almost surely, 2^30147047401 is an apocalyptic number.

It is an amenable number.

30147047401 is a deficient number, since it is larger than the sum of its proper divisors (1).

30147047401 is an equidigital number, since it uses as much as digits as its factorization.

30147047401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9408, while the sum is 31.

The spelling of 30147047401 in words is "thirty billion, one hundred forty-seven million, forty-seven thousand, four hundred one".