100540325 has 6 divisors (see below), whose sum is σ = 124670034. Its totient is φ = 80432240.

The previous prime is 100540259. The next prime is 100540339. The reversal of 100540325 is 523045001.

It can be written as a sum of positive squares in 3 ways, for example, as 31550689 + 68989636 = 5617^2 + 8306^2 .

It is not a de Polignac number, because 100540325 - 2¹⁰ = 100539301 is a prime.

It is a super-2 number, since 2×100540325² = 20216713902211250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100540297 and 100540306.

It is a congruent number.

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, 2010782 + ... + 2010831.

It is an arithmetic number, because the mean of its divisors is an integer number (20778339).

Almost surely, 2^100540325 is an apocalyptic number.

It is an amenable number.

100540325 is a deficient number, since it is larger than the sum of its proper divisors (24129709).

100540325 is an equidigital number, since it uses as much as digits as its factorization.

100540325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4021623 (or 4021618 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 100540325 is about 10026.9798543729. The cubic root of 100540325 is about 464.9933710081.

Adding to 100540325 its reverse (523045001), we get a palindrome (623585326).

The spelling of 100540325 in words is "one hundred million, five hundred forty thousand, three hundred twenty-five".