1013333525 has 24 divisors (see below), whose sum is σ = 1283995944. Its totient is φ = 793094400.

The previous prime is 1013333509. The next prime is 1013333533. The reversal of 1013333525 is 5253333101.

It can be written as a sum of positive squares in 12 ways, for example, as 30448324 + 982885201 = 5518^2 + 31351^2 .

It is not a de Polignac number, because 1013333525 - 2⁴ = 1013333509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1013333494 and 1013333503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 298739 + ... + 302111.

It is an arithmetic number, because the mean of its divisors is an integer number (53499831).

Almost surely, 2^1013333525 is an apocalyptic number.

It is an amenable number.

1013333525 is a deficient number, since it is larger than the sum of its proper divisors (270662419).

1013333525 is a wasteful number, since it uses less digits than its factorization.

1013333525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3641 (or 3636 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 26.

The square root of 1013333525 is about 31832.9000406812. The cubic root of 1013333525 is about 1004.4248997164.

Adding to 1013333525 its reverse (5253333101), we get a palindrome (6266666626).

The spelling of 1013333525 in words is "one billion, thirteen million, three hundred thirty-three thousand, five hundred twenty-five".