125113530405 has 8 divisors (see below), whose sum is σ = 200181648672. Its totient is φ = 66727216208.

The previous prime is 125113530403. The next prime is 125113530427. The reversal of 125113530405 is 504035311521.

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 125113530405 - 2¹ = 125113530403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125113530403) 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 in 7 ways as a sum of consecutive naturals, for example, 4170450999 + ... + 4170451028.

It is an arithmetic number, because the mean of its divisors is an integer number (25022706084).

Almost surely, 2^125113530405 is an apocalyptic number.

125113530405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125113530405 is a deficient number, since it is larger than the sum of its proper divisors (75068118267).

125113530405 is an equidigital number, since it uses as much as digits as its factorization.

125113530405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8340902035.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 125113530405 its reverse (504035311521), we get a palindrome (629148841926).

The spelling of 125113530405 in words is "one hundred twenty-five billion, one hundred thirteen million, five hundred thirty thousand, four hundred five".