125003017 has 2 divisors, whose sum is σ = 125003018. Its totient is φ = 125003016.

The previous prime is 125003003. The next prime is 125003051. The reversal of 125003017 is 710300521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87254281 + 37748736 = 9341^2 + 6144^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125003017 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 125002985 and 125003003.

It is not a weakly prime, because it can be changed into another prime (125003077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62501508 + 62501509.

It is an arithmetic number, because the mean of its divisors is an integer number (62501509).

Almost surely, 2^125003017 is an apocalyptic number.

It is an amenable number.

125003017 is a deficient number, since it is larger than the sum of its proper divisors (1).

125003017 is an equidigital number, since it uses as much as digits as its factorization.

125003017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 125003017 is about 11180.4748110266. The cubic root of 125003017 is about 500.0040226343.

Adding to 125003017 its reverse (710300521), we get a palindrome (835303538).

The spelling of 125003017 in words is "one hundred twenty-five million, three thousand, seventeen".