125013612361 has 8 divisors (see below), whose sum is σ = 136440418464. Its totient is φ = 113597128320.

The previous prime is 125013612343. The next prime is 125013612391. The reversal of 125013612361 is 163216310521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125013612361 - 2⁵ = 125013612329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125013612391) 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 in 7 ways as a sum of consecutive naturals, for example, 2555176 + ... + 2603641.

It is an arithmetic number, because the mean of its divisors is an integer number (17055052308).

Almost surely, 2^125013612361 is an apocalyptic number.

125013612361 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

125013612361 is a deficient number, since it is larger than the sum of its proper divisors (11426806103).

125013612361 is a wasteful number, since it uses less digits than its factorization.

125013612361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5161031.

The product of its (nonzero) digits is 6480, while the sum is 31.

Adding to 125013612361 its reverse (163216310521), we get a palindrome (288229922882).

The spelling of 125013612361 in words is "one hundred twenty-five billion, thirteen million, six hundred twelve thousand, three hundred sixty-one".