15242203241 has 2 divisors, whose sum is σ = 15242203242. Its totient is φ = 15242203240.

The previous prime is 15242203217. The next prime is 15242203253. The reversal of 15242203241 is 14230224251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13828819216 + 1413384025 = 117596^2 + 37595^2 .

It is a cyclic number.

It is not a de Polignac number, because 15242203241 - 2¹⁸ = 15241941097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15242203241.

It is not a weakly prime, because it can be changed into another prime (15242203211) 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, 7621101620 + 7621101621.

It is an arithmetic number, because the mean of its divisors is an integer number (7621101621).

Almost surely, 2^15242203241 is an apocalyptic number.

It is an amenable number.

15242203241 is a deficient number, since it is larger than the sum of its proper divisors (1).

15242203241 is an equidigital number, since it uses as much as digits as its factorization.

15242203241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 15242203241 its reverse (14230224251), we get a palindrome (29472427492).

The spelling of 15242203241 in words is "fifteen billion, two hundred forty-two million, two hundred three thousand, two hundred forty-one".