43115130225 has 48 divisors (see below), whose sum is σ = 79905153600. Its totient is φ = 22791202560.

The previous prime is 43115130211. The next prime is 43115130251. The reversal of 43115130225 is 52203151134.

43115130225 is a `hidden beast` number, since 431 + 1 + 5 + 1 + 3 + 0 + 225 = 666.

43115130225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43115130225 - 2⁸ = 43115129969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 206355 + ... + 358904.

It is an arithmetic number, because the mean of its divisors is an integer number (1664690700).

Almost surely, 2^43115130225 is an apocalyptic number.

43115130225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

43115130225 is a deficient number, since it is larger than the sum of its proper divisors (36790023375).

43115130225 is a wasteful number, since it uses less digits than its factorization.

43115130225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565391 (or 565380 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 43115130225 its reverse (52203151134), we get a palindrome (95318281359).

The spelling of 43115130225 in words is "forty-three billion, one hundred fifteen million, one hundred thirty thousand, two hundred twenty-five".