125144113 has 2 divisors, whose sum is σ = 125144114. Its totient is φ = 125144112.

The previous prime is 125144093. The next prime is 125144171. The reversal of 125144113 is 311441521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72029169 + 53114944 = 8487^2 + 7288^2 .

It is a cyclic number.

It is not a de Polignac number, because 125144113 - 2²⁵ = 91589681 is a prime.

It is a super-2 number, since 2×125144113² = 31322098037113538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (125144213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62572056 + 62572057.

It is an arithmetic number, because the mean of its divisors is an integer number (62572057).

Almost surely, 2^125144113 is an apocalyptic number.

It is an amenable number.

125144113 is a deficient number, since it is larger than the sum of its proper divisors (1).

125144113 is an equidigital number, since it uses as much as digits as its factorization.

125144113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 480, while the sum is 22.

The square root of 125144113 is about 11186.7829602616. The cubic root of 125144113 is about 500.1920768702.

Adding to 125144113 its reverse (311441521), we get a palindrome (436585634).

The spelling of 125144113 in words is "one hundred twenty-five million, one hundred forty-four thousand, one hundred thirteen".