125321105441 has 8 divisors (see below), whose sum is σ = 148162883520. Its totient is φ = 103714018128.

The previous prime is 125321105417. The next prime is 125321105443. The reversal of 125321105441 is 144501123521.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125321105441 - 2¹⁰ = 125321104417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125321105443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308672471 + ... + 308672876.

It is an arithmetic number, because the mean of its divisors is an integer number (18520360440).

Almost surely, 2^125321105441 is an apocalyptic number.

It is an amenable number.

125321105441 is a deficient number, since it is larger than the sum of its proper divisors (22841778079).

125321105441 is an equidigital number, since it uses as much as digits as its factorization.

125321105441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617345383.

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 125321105441 its reverse (144501123521), we get a palindrome (269822228962).

The spelling of 125321105441 in words is "one hundred twenty-five billion, three hundred twenty-one million, one hundred five thousand, four hundred forty-one".