11353640125 has 32 divisors (see below), whose sum is σ = 14488437600. Its totient is φ = 8879603200.

The previous prime is 11353640113. The next prime is 11353640191. The reversal of 11353640125 is 52104635311.

It can be written as a sum of positive squares in 16 ways, for example, as 4610274201 + 6743365924 = 67899^2 + 82118^2 .

It is not a de Polignac number, because 11353640125 - 2²¹ = 11351542973 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1938201 + ... + 1944049.

It is an arithmetic number, because the mean of its divisors is an integer number (452763675).

Almost surely, 2^11353640125 is an apocalyptic number.

It is an amenable number.

11353640125 is a deficient number, since it is larger than the sum of its proper divisors (3134797475).

11353640125 is an equidigital number, since it uses as much as digits as its factorization.

11353640125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6210 (or 6200 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 11353640125 in words is "eleven billion, three hundred fifty-three million, six hundred forty thousand, one hundred twenty-five".