15123124113043 has 2 divisors, whose sum is σ = 15123124113044. Its totient is φ = 15123124113042.

The previous prime is 15123124113029. The next prime is 15123124113109. The reversal of 15123124113043 is 34031142132151.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15123124113043 - 2⁹ = 15123124112531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15123124112996 and 15123124113014.

It is not a weakly prime, because it can be changed into another prime (15123124113023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7561562056521 + 7561562056522.

It is an arithmetic number, because the mean of its divisors is an integer number (7561562056522).

Almost surely, 2^{15123124113043} is an apocalyptic number.

15123124113043 is a deficient number, since it is larger than the sum of its proper divisors (1).

15123124113043 is an equidigital number, since it uses as much as digits as its factorization.

15123124113043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 15123124113043 its reverse (34031142132151), we get a palindrome (49154266245194).

The spelling of 15123124113043 in words is "fifteen trillion, one hundred twenty-three billion, one hundred twenty-four million, one hundred thirteen thousand, forty-three".