43121130362 has 4 divisors (see below), whose sum is σ = 64681695546. Its totient is φ = 21560565180.

The previous prime is 43121130361. The next prime is 43121130443. The reversal of 43121130362 is 26303112134.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27290709601 + 15830420761 = 165199^2 + 125819^2 .

It is not an unprimeable number, because it can be changed into a prime (43121130361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10780282589 + ... + 10780282592.

Almost surely, 2^43121130362 is an apocalyptic number.

43121130362 is a deficient number, since it is larger than the sum of its proper divisors (21560565184).

43121130362 is a wasteful number, since it uses less digits than its factorization.

43121130362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21560565183.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 43121130362 its reverse (26303112134), we get a palindrome (69424242496).

The spelling of 43121130362 in words is "forty-three billion, one hundred twenty-one million, one hundred thirty thousand, three hundred sixty-two".