12535147 has 2 divisors, whose sum is σ = 12535148. Its totient is φ = 12535146.

The previous prime is 12535141. The next prime is 12535151. The reversal of 12535147 is 74153521.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12535147 - 2¹¹ = 12533099 is a prime.

It is not a weakly prime, because it can be changed into another prime (12535141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6267573 + 6267574.

It is an arithmetic number, because the mean of its divisors is an integer number (6267574).

Almost surely, 2^12535147 is an apocalyptic number.

12535147 is a deficient number, since it is larger than the sum of its proper divisors (1).

12535147 is an equidigital number, since it uses as much as digits as its factorization.

12535147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4200, while the sum is 28.

The square root of 12535147 is about 3540.5009532551. The cubic root of 12535147 is about 232.2967553601.

Adding to 12535147 its reverse (74153521), we get a palindrome (86688668).

It can be divided in two parts, 1253514 and 7, that added together give a palindrome (1253521).

The spelling of 12535147 in words is "twelve million, five hundred thirty-five thousand, one hundred forty-seven".