11452543325 has 12 divisors (see below), whose sum is σ = 14547524628. Its totient is φ = 8938569600.

The previous prime is 11452543307. The next prime is 11452543367. The reversal of 11452543325 is 52334525411.

It can be written as a sum of positive squares in 6 ways, for example, as 3492691801 + 7959851524 = 59099^2 + 89218^2 .

It is not a de Polignac number, because 11452543325 - 2¹⁶ = 11452477789 is a prime.

It is a super-2 number, since 2×11452543325² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5585582 + ... + 5587631.

It is an arithmetic number, because the mean of its divisors is an integer number (1212293719).

Almost surely, 2^11452543325 is an apocalyptic number.

It is an amenable number.

11452543325 is a deficient number, since it is larger than the sum of its proper divisors (3094981303).

11452543325 is a wasteful number, since it uses less digits than its factorization.

11452543325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11173264 (or 11173259 counting only the distinct ones).

The product of its digits is 72000, while the sum is 35.

The spelling of 11452543325 in words is "eleven billion, four hundred fifty-two million, five hundred forty-three thousand, three hundred twenty-five".