3545231525 has 12 divisors (see below), whose sum is σ = 4795731744. Its totient is φ = 2578350000.

The previous prime is 3545231519. The next prime is 3545231531. The reversal of 3545231525 is 5251325453.

It is an interprime number because it is at equal distance from previous prime (3545231519) and next prime (3545231531).

It is not a de Polignac number, because 3545231525 - 2²⁰ = 3544182949 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 11 ways as a sum of consecutive naturals, for example, 6445601 + ... + 6446150.

It is an arithmetic number, because the mean of its divisors is an integer number (399644312).

Almost surely, 2^3545231525 is an apocalyptic number.

It is an amenable number.

3545231525 is a deficient number, since it is larger than the sum of its proper divisors (1250500219).

3545231525 is a wasteful number, since it uses less digits than its factorization.

3545231525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12891772 (or 12891767 counting only the distinct ones).

The product of its digits is 90000, while the sum is 35.

The square root of 3545231525 is about 59541.8468390089. The cubic root of 3545231525 is about 1524.8069665192.

Adding to 3545231525 its reverse (5251325453), we get a palindrome (8796556978).

The spelling of 3545231525 in words is "three billion, five hundred forty-five million, two hundred thirty-one thousand, five hundred twenty-five".