1301012125 has 64 divisors (see below), whose sum is σ = 1981324800. Its totient is φ = 832588800.

The previous prime is 1301012117. The next prime is 1301012161. The reversal of 1301012125 is 5212101031.

It is not a de Polignac number, because 1301012125 - 2³ = 1301012117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1301012099 and 1301012108.

It is a congruent number.

It is an unprimeable number.

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 in 63 ways as a sum of consecutive naturals, for example, 2216082 + ... + 2216668.

It is an arithmetic number, because the mean of its divisors is an integer number (30958200).

Almost surely, 2^1301012125 is an apocalyptic number.

It is an amenable number.

1301012125 is a deficient number, since it is larger than the sum of its proper divisors (680312675).

1301012125 is a wasteful number, since it uses less digits than its factorization.

1301012125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775 (or 765 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 1301012125 is about 36069.5456722149. The cubic root of 1301012125 is about 1091.6760470288.

Adding to 1301012125 its reverse (5212101031), we get a palindrome (6513113156).

The spelling of 1301012125 in words is "one billion, three hundred one million, twelve thousand, one hundred twenty-five".