125235113 has 2 divisors, whose sum is σ = 125235114. Its totient is φ = 125235112.

The previous prime is 125235109. The next prime is 125235139. The reversal of 125235113 is 311532521.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64192144 + 61042969 = 8012^2 + 7813^2 .

It is an emirp because it is prime and its reverse (311532521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125235113 - 2² = 125235109 is a prime.

It is not a weakly prime, because it can be changed into another prime (125235163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62617556 + 62617557.

It is an arithmetic number, because the mean of its divisors is an integer number (62617557).

Almost surely, 2^125235113 is an apocalyptic number.

It is an amenable number.

125235113 is a deficient number, since it is larger than the sum of its proper divisors (1).

125235113 is an equidigital number, since it uses as much as digits as its factorization.

125235113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 900, while the sum is 23.

The square root of 125235113 is about 11190.8495209256. The cubic root of 125235113 is about 500.3132876607.

Adding to 125235113 its reverse (311532521), we get a palindrome (436767634).

The spelling of 125235113 in words is "one hundred twenty-five million, two hundred thirty-five thousand, one hundred thirteen".