43451103124 has 24 divisors (see below), whose sum is σ = 89333038368. Its totient is φ = 18231231840.

The previous prime is 43451103121. The next prime is 43451103151. The reversal of 43451103124 is 42130115434.

It is a junction number, because it is equal to n+sod(n) for n = 43451103092 and 43451103101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43451103121) 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 7 ways as a sum of consecutive naturals, for example, 37981162 + ... + 37982305.

It is an arithmetic number, because the mean of its divisors is an integer number (3722209932).

Almost surely, 2^43451103124 is an apocalyptic number.

43451103124 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

43451103124 is an abundant number, since it is smaller than the sum of its proper divisors (45881935244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43451103124 is a wasteful number, since it uses less digits than its factorization.

43451103124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75963495 (or 75963493 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 43451103124 its reverse (42130115434), we get a palindrome (85581218558).

The spelling of 43451103124 in words is "forty-three billion, four hundred fifty-one million, one hundred three thousand, one hundred twenty-four".