125235315203441 has 4 divisors (see below), whose sum is σ = 125594155648500. Its totient is φ = 124876474758384.

The previous prime is 125235315203429. The next prime is 125235315203501. The reversal of 125235315203441 is 144302513532521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 110537446115041 + 14697869088400 = 10513679^2 + 3833780^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125235315203441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125235318203441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179420222006 + ... + 179420222703.

It is an arithmetic number, because the mean of its divisors is an integer number (31398538912125).

Almost surely, 2^{125235315203441} is an apocalyptic number.

It is an amenable number.

125235315203441 is a deficient number, since it is larger than the sum of its proper divisors (358840445059).

125235315203441 is an equidigital number, since it uses as much as digits as its factorization.

125235315203441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358840445058.

The product of its (nonzero) digits is 432000, while the sum is 41.

Adding to 125235315203441 its reverse (144302513532521), we get a palindrome (269537828735962).

The spelling of 125235315203441 in words is "one hundred twenty-five trillion, two hundred thirty-five billion, three hundred fifteen million, two hundred three thousand, four hundred forty-one".