125125116853 has 4 divisors (see below), whose sum is σ = 136500127488. Its totient is φ = 113750106220.

The previous prime is 125125116841. The next prime is 125125116931. The reversal of 125125116853 is 358611521521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 125125116853 - 2²¹ = 125123019701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125125113853) 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 3 ways as a sum of consecutive naturals, for example, 5687505301 + ... + 5687505322.

It is an arithmetic number, because the mean of its divisors is an integer number (34125031872).

Almost surely, 2^125125116853 is an apocalyptic number.

It is an amenable number.

125125116853 is a deficient number, since it is larger than the sum of its proper divisors (11375010635).

125125116853 is a wasteful number, since it uses less digits than its factorization.

125125116853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11375010634.

The product of its digits is 72000, while the sum is 40.

The spelling of 125125116853 in words is "one hundred twenty-five billion, one hundred twenty-five million, one hundred sixteen thousand, eight hundred fifty-three".