125130127 has 2 divisors, whose sum is σ = 125130128. Its totient is φ = 125130126.

The previous prime is 125130119. The next prime is 125130139. The reversal of 125130127 is 721031521.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 125130127 - 2³ = 125130119 is a prime.

It is a super-2 number, since 2×125130127² = 31315097366072258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125130098 and 125130107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125130107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62565063 + 62565064.

It is an arithmetic number, because the mean of its divisors is an integer number (62565064).

Almost surely, 2^125130127 is an apocalyptic number.

125130127 is a deficient number, since it is larger than the sum of its proper divisors (1).

125130127 is an equidigital number, since it uses as much as digits as its factorization.

125130127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 125130127 is about 11186.1578301041. The cubic root of 125130127 is about 500.1734424951.

Adding to 125130127 its reverse (721031521), we get a palindrome (846161648).

The spelling of 125130127 in words is "one hundred twenty-five million, one hundred thirty thousand, one hundred twenty-seven".