4089149843 has 4 divisors (see below), whose sum is σ = 4230155040. Its totient is φ = 3948144648.

The previous prime is 4089149819. The next prime is 4089149851. The reversal of 4089149843 is 3489419804.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4089149843 is a prime.

It is a super-2 number, since 2×4089149843² = 33442292877013849298, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4089149791 and 4089149800.

It is not an unprimeable number, because it can be changed into a prime (4089149803) 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, 70502555 + ... + 70502612.

It is an arithmetic number, because the mean of its divisors is an integer number (1057538760).

Almost surely, 2^4089149843 is an apocalyptic number.

4089149843 is a deficient number, since it is larger than the sum of its proper divisors (141005197).

4089149843 is a wasteful number, since it uses less digits than its factorization.

4089149843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141005196.

The product of its (nonzero) digits is 995328, while the sum is 50.

The square root of 4089149843 is about 63946.4607542904. The cubic root of 4089149843 is about 1599.1075547800.

The spelling of 4089149843 in words is "four billion, eighty-nine million, one hundred forty-nine thousand, eight hundred forty-three".