1326535025 has 6 divisors (see below), whose sum is σ = 1644903462. Its totient is φ = 1061228000.

The previous prime is 1326535019. The next prime is 1326535037. The reversal of 1326535025 is 5205356231.

It can be written as a sum of positive squares in 3 ways, for example, as 434138896 + 892396129 = 20836^2 + 29873^2 .

It is not a de Polignac number, because 1326535025 - 2¹² = 1326530929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1326534982 and 1326535000.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26530676 + ... + 26530725.

It is an arithmetic number, because the mean of its divisors is an integer number (274150577).

Almost surely, 2^1326535025 is an apocalyptic number.

It is an amenable number.

1326535025 is a deficient number, since it is larger than the sum of its proper divisors (318368437).

1326535025 is an equidigital number, since it uses as much as digits as its factorization.

1326535025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53061411 (or 53061406 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 1326535025 is about 36421.6285330571. The cubic root of 1326535025 is about 1098.7686013599.

The spelling of 1326535025 in words is "one billion, three hundred twenty-six million, five hundred thirty-five thousand, twenty-five".