4135523235125 has 8 divisors (see below), whose sum is σ = 5161132997592. Its totient is φ = 3308418588000.

The previous prime is 4135523235091. The next prime is 4135523235167. The reversal of 4135523235125 is 5215323255314.

It can be written as a sum of positive squares in 4 ways, for example, as 1046428748401 + 3089094486724 = 1022951^2 + 1757582^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4135523235125 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16542092816 + ... + 16542093065.

It is an arithmetic number, because the mean of its divisors is an integer number (645141624699).

Almost surely, 2^{4135523235125} is an apocalyptic number.

It is an amenable number.

4135523235125 is a deficient number, since it is larger than the sum of its proper divisors (1025609762467).

4135523235125 is an equidigital number, since it uses as much as digits as its factorization.

4135523235125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33084185896 (or 33084185886 counting only the distinct ones).

The product of its digits is 540000, while the sum is 41.

The spelling of 4135523235125 in words is "four trillion, one hundred thirty-five billion, five hundred twenty-three million, two hundred thirty-five thousand, one hundred twenty-five".