15310542321427 has 2 divisors, whose sum is σ = 15310542321428. Its totient is φ = 15310542321426.

The previous prime is 15310542321419. The next prime is 15310542321443. The reversal of 15310542321427 is 72412324501351.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15310542321427 - 2³ = 15310542321419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15310542321427.

It is not a weakly prime, because it can be changed into another prime (15310542321127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7655271160713 + 7655271160714.

It is an arithmetic number, because the mean of its divisors is an integer number (7655271160714).

Almost surely, 2^{15310542321427} is an apocalyptic number.

15310542321427 is a deficient number, since it is larger than the sum of its proper divisors (1).

15310542321427 is an equidigital number, since it uses as much as digits as its factorization.

15310542321427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 201600, while the sum is 40.

Adding to 15310542321427 its reverse (72412324501351), we get a palindrome (87722866822778).

The spelling of 15310542321427 in words is "fifteen trillion, three hundred ten billion, five hundred forty-two million, three hundred twenty-one thousand, four hundred twenty-seven".