535125517541 has 4 divisors (see below), whose sum is σ = 543112465632. Its totient is φ = 527138569452.

The previous prime is 535125517529. The next prime is 535125517543. The reversal of 535125517541 is 145715521535.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 145715521535 = 5 ⋅29143104307.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-535125517541 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 535125517492 and 535125517501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (535125517543) 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, 3993473945 + ... + 3993474078.

It is an arithmetic number, because the mean of its divisors is an integer number (135778116408).

Almost surely, 2^535125517541 is an apocalyptic number.

It is an amenable number.

535125517541 is a deficient number, since it is larger than the sum of its proper divisors (7986948091).

535125517541 is an equidigital number, since it uses as much as digits as its factorization.

535125517541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7986948090.

The product of its digits is 525000, while the sum is 44.

The spelling of 535125517541 in words is "five hundred thirty-five billion, one hundred twenty-five million, five hundred seventeen thousand, five hundred forty-one".