125254349827 has 16 divisors (see below), whose sum is σ = 133252335360. Its totient is φ = 117327167488.

The previous prime is 125254349813. The next prime is 125254349839. The reversal of 125254349827 is 728943452521.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125254349827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125254349887) 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 15 ways as a sum of consecutive naturals, for example, 5357838 + ... + 5381164.

It is an arithmetic number, because the mean of its divisors is an integer number (8328270960).

Almost surely, 2^125254349827 is an apocalyptic number.

125254349827 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

125254349827 is a deficient number, since it is larger than the sum of its proper divisors (7997985533).

125254349827 is a wasteful number, since it uses less digits than its factorization.

125254349827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24830.

The product of its digits is 4838400, while the sum is 52.

The spelling of 125254349827 in words is "one hundred twenty-five billion, two hundred fifty-four million, three hundred forty-nine thousand, eight hundred twenty-seven".