125361543083 has 4 divisors (see below), whose sum is σ = 143270334960. Its totient is φ = 107452751208.

The previous prime is 125361543067. The next prime is 125361543101. The reversal of 125361543083 is 380345163521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 380345163521 = 17 ⋅22373244913.

It is a cyclic number.

It is not a de Polignac number, because 125361543083 - 2⁴ = 125361543067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125361543083.

It is not an unprimeable number, because it can be changed into a prime (125361543053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8954395928 + ... + 8954395941.

It is an arithmetic number, because the mean of its divisors is an integer number (35817583740).

Almost surely, 2^125361543083 is an apocalyptic number.

125361543083 is a deficient number, since it is larger than the sum of its proper divisors (17908791877).

125361543083 is an equidigital number, since it uses as much as digits as its factorization.

125361543083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17908791876.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 125361543083 in words is "one hundred twenty-five billion, three hundred sixty-one million, five hundred forty-three thousand, eighty-three".