15225001241 has 2 divisors, whose sum is σ = 15225001242. Its totient is φ = 15225001240.

The previous prime is 15225001193. The next prime is 15225001261. The reversal of 15225001241 is 14210052251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7760905216 + 7464096025 = 88096^2 + 86395^2 .

It is a cyclic number.

It is not a de Polignac number, because 15225001241 - 2¹⁴ = 15224984857 is a prime.

It is not a weakly prime, because it can be changed into another prime (15225001261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7612500620 + 7612500621.

It is an arithmetic number, because the mean of its divisors is an integer number (7612500621).

Almost surely, 2^15225001241 is an apocalyptic number.

It is an amenable number.

15225001241 is a deficient number, since it is larger than the sum of its proper divisors (1).

15225001241 is an equidigital number, since it uses as much as digits as its factorization.

15225001241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 15225001241 its reverse (14210052251), we get a palindrome (29435053492).

The spelling of 15225001241 in words is "fifteen billion, two hundred twenty-five million, one thousand, two hundred forty-one".