43254423122 has 4 divisors (see below), whose sum is σ = 64881634686. Its totient is φ = 21627211560.

The previous prime is 43254423103. The next prime is 43254423137. The reversal of 43254423122 is 22132445234.

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., 27761891161 + 15492531961 = 166619^2 + 124469^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10813605779 + ... + 10813605782.

Almost surely, 2^43254423122 is an apocalyptic number.

43254423122 is a deficient number, since it is larger than the sum of its proper divisors (21627211564).

43254423122 is a wasteful number, since it uses less digits than its factorization.

43254423122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21627211563.

The product of its digits is 46080, while the sum is 32.

Adding to 43254423122 its reverse (22132445234), we get a palindrome (65386868356).

The spelling of 43254423122 in words is "forty-three billion, two hundred fifty-four million, four hundred twenty-three thousand, one hundred twenty-two".