10543787225 has 12 divisors (see below), whose sum is σ = 13075939500. Its totient is φ = 8433969600.

The previous prime is 10543787183. The next prime is 10543787227. The reversal of 10543787225 is 52278734501.

It can be written as a sum of positive squares in 6 ways, for example, as 1019588761 + 9524198464 = 31931^2 + 97592^2 .

It is a de Polignac number, because none of the positive numbers 2^k-10543787225 is a prime.

It is a super-2 number, since 2×10543787225² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10543787227) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 222095 + ... + 265355.

It is an arithmetic number, because the mean of its divisors is an integer number (1089661625).

Almost surely, 2^10543787225 is an apocalyptic number.

It is an amenable number.

10543787225 is a deficient number, since it is larger than the sum of its proper divisors (2532152275).

10543787225 is an equidigital number, since it uses as much as digits as its factorization.

10543787225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53020 (or 53015 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 44.

The spelling of 10543787225 in words is "ten billion, five hundred forty-three million, seven hundred eighty-seven thousand, two hundred twenty-five".