1522543125 has 40 divisors (see below), whose sum is σ = 2560805280. Its totient is φ = 804328000.

The previous prime is 1522543111. The next prime is 1522543133. The reversal of 1522543125 is 5213452251.

It is not a de Polignac number, because 1522543125 - 2⁴ = 1522543109 is a prime.

It is a super-3 number, since 3×1522543125³ (a number of 29 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1522543092 and 1522543101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 196831 + ... + 204419.

It is an arithmetic number, because the mean of its divisors is an integer number (64020132).

Almost surely, 2^1522543125 is an apocalyptic number.

1522543125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1522543125 is a deficient number, since it is larger than the sum of its proper divisors (1038262155).

1522543125 is an equidigital number, since it uses as much as digits as its factorization.

1522543125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7719 (or 7704 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 1522543125 is about 39019.7786385315. The cubic root of 1522543125 is about 1150.4202937603.

Adding to 1522543125 its reverse (5213452251), we get a palindrome (6735995376).

The spelling of 1522543125 in words is "one billion, five hundred twenty-two million, five hundred forty-three thousand, one hundred twenty-five".