115425161 has 2 divisors, whose sum is σ = 115425162. Its totient is φ = 115425160.

The previous prime is 115425151. The next prime is 115425169. The reversal of 115425161 is 161524511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94090000 + 21335161 = 9700^2 + 4619^2 .

It is a cyclic number.

It is not a de Polignac number, because 115425161 - 2¹⁰ = 115424137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115425161.

It is not a weakly prime, because it can be changed into another prime (115425169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57712580 + 57712581.

It is an arithmetic number, because the mean of its divisors is an integer number (57712581).

Almost surely, 2^115425161 is an apocalyptic number.

It is an amenable number.

115425161 is a deficient number, since it is larger than the sum of its proper divisors (1).

115425161 is an equidigital number, since it uses as much as digits as its factorization.

115425161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1200, while the sum is 26.

The square root of 115425161 is about 10743.6102405104. The cubic root of 115425161 is about 486.8929613653.

Adding to 115425161 its reverse (161524511), we get a palindrome (276949672).

The spelling of 115425161 in words is "one hundred fifteen million, four hundred twenty-five thousand, one hundred sixty-one".