30140423441 has 2 divisors, whose sum is σ = 30140423442. Its totient is φ = 30140423440.

The previous prime is 30140423431. The next prime is 30140423459. The reversal of 30140423441 is 14432404103.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22441238416 + 7699185025 = 149804^2 + 87745^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30140423441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30140423441.

It is not a weakly prime, because it can be changed into another prime (30140423431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15070211720 + 15070211721.

It is an arithmetic number, because the mean of its divisors is an integer number (15070211721).

Almost surely, 2^30140423441 is an apocalyptic number.

It is an amenable number.

30140423441 is a deficient number, since it is larger than the sum of its proper divisors (1).

30140423441 is an equidigital number, since it uses as much as digits as its factorization.

30140423441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 30140423441 its reverse (14432404103), we get a palindrome (44572827544).

The spelling of 30140423441 in words is "thirty billion, one hundred forty million, four hundred twenty-three thousand, four hundred forty-one".