43103020052 has 12 divisors (see below), whose sum is σ = 77270048436. Its totient is φ = 21025863360.

The previous prime is 43103020049. The next prime is 43103020061. The reversal of 43103020052 is 25002030134.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 804516496 + 42298503556 = 28364^2 + 205666^2 .

It is a super-2 number, since 2×43103020052² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131411483 + ... + 131411810.

It is an arithmetic number, because the mean of its divisors is an integer number (6439170703).

Almost surely, 2^43103020052 is an apocalyptic number.

It is an amenable number.

43103020052 is a deficient number, since it is larger than the sum of its proper divisors (34167028384).

43103020052 is a wasteful number, since it uses less digits than its factorization.

43103020052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262823338 (or 262823336 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 43103020052 its reverse (25002030134), we get a palindrome (68105050186).

The spelling of 43103020052 in words is "forty-three billion, one hundred three million, twenty thousand, fifty-two".