11031115325 has 6 divisors (see below), whose sum is σ = 13678583034. Its totient is φ = 8824892240.

The previous prime is 11031115301. The next prime is 11031115343. The reversal of 11031115325 is 52351113011.

It can be written as a sum of positive squares in 3 ways, for example, as 240684196 + 10790431129 = 15514^2 + 103877^2 .

It is not a de Polignac number, because 11031115325 - 2²⁶ = 10964006461 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11031115325.

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, 220622282 + ... + 220622331.

It is an arithmetic number, because the mean of its divisors is an integer number (2279763839).

Almost surely, 2^11031115325 is an apocalyptic number.

It is an amenable number.

11031115325 is a deficient number, since it is larger than the sum of its proper divisors (2647467709).

11031115325 is an equidigital number, since it uses as much as digits as its factorization.

11031115325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441244623 (or 441244618 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 23.

Adding to 11031115325 its reverse (52351113011), we get a palindrome (63382228336).

The spelling of 11031115325 in words is "eleven billion, thirty-one million, one hundred fifteen thousand, three hundred twenty-five".