125045424143 has 4 divisors (see below), whose sum is σ = 125046176640. Its totient is φ = 125044671648.

The previous prime is 125045423999. The next prime is 125045424169. The reversal of 125045424143 is 341424540521.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 125045424143 - 2²² = 125041229839 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 (125045474143) 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, 4655 + ... + 500112.

It is an arithmetic number, because the mean of its divisors is an integer number (31261544160).

Almost surely, 2^125045424143 is an apocalyptic number.

125045424143 is a deficient number, since it is larger than the sum of its proper divisors (752497).

125045424143 is an equidigital number, since it uses as much as digits as its factorization.

125045424143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752496.

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 125045424143 its reverse (341424540521), we get a palindrome (466469964664).

The spelling of 125045424143 in words is "one hundred twenty-five billion, forty-five million, four hundred twenty-four thousand, one hundred forty-three".