125555141410121 has 8 divisors (see below), whose sum is σ = 125628623268960. Its totient is φ = 125481673333728.

The previous prime is 125555141410079. The next prime is 125555141410133. The reversal of 125555141410121 is 121014141555521.

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 125555141410121 - 2¹⁰ = 125555141409097 is a prime.

It is a super-2 number, since 2×125555141410121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125555141410141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14807570 + ... + 21688116.

It is an arithmetic number, because the mean of its divisors is an integer number (15703577908620).

Almost surely, 2^{125555141410121} is an apocalyptic number.

It is an amenable number.

125555141410121 is a deficient number, since it is larger than the sum of its proper divisors (73481858839).

125555141410121 is an equidigital number, since it uses as much as digits as its factorization.

125555141410121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6891223.

The product of its (nonzero) digits is 40000, while the sum is 38.

Adding to 125555141410121 its reverse (121014141555521), we get a palindrome (246569282965642).

The spelling of 125555141410121 in words is "one hundred twenty-five trillion, five hundred fifty-five billion, one hundred forty-one million, four hundred ten thousand, one hundred twenty-one".