43412242291 has 4 divisors (see below), whose sum is σ = 47358809784. Its totient is φ = 39465674800.

The previous prime is 43412242261. The next prime is 43412242301. The reversal of 43412242291 is 19224221434.

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

It is a cyclic number.

It is not a de Polignac number, because 43412242291 - 2⁷ = 43412242163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43412242231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1973283730 + ... + 1973283751.

It is an arithmetic number, because the mean of its divisors is an integer number (11839702446).

Almost surely, 2^43412242291 is an apocalyptic number.

43412242291 is a deficient number, since it is larger than the sum of its proper divisors (3946567493).

43412242291 is a wasteful number, since it uses less digits than its factorization.

43412242291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3946567492.

The product of its digits is 27648, while the sum is 34.

The spelling of 43412242291 in words is "forty-three billion, four hundred twelve million, two hundred forty-two thousand, two hundred ninety-one".