3125340531523 has 6 divisors (see below), whose sum is σ = 3635600210196. Its totient is φ = 2678863312692.

The previous prime is 3125340531497. The next prime is 3125340531527. The reversal of 3125340531523 is 3251350435213.

It is a de Polignac number, because none of the positive numbers 2^k-3125340531523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3125340531527) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31891229865 + ... + 31891229962.

It is an arithmetic number, because the mean of its divisors is an integer number (605933368366).

Almost surely, 2^{3125340531523} is an apocalyptic number.

3125340531523 is a deficient number, since it is larger than the sum of its proper divisors (510259678673).

3125340531523 is an equidigital number, since it uses as much as digits as its factorization.

3125340531523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63782459841 (or 63782459834 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 37.

Adding to 3125340531523 its reverse (3251350435213), we get a palindrome (6376690966736).

The spelling of 3125340531523 in words is "three trillion, one hundred twenty-five billion, three hundred forty million, five hundred thirty-one thousand, five hundred twenty-three".