1043404161 has 8 divisors (see below), whose sum is σ = 1391688480. Its totient is φ = 695361312.

The previous prime is 1043404157. The next prime is 1043404261. The reversal of 1043404161 is 1614043401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1043404161 - 2² = 1043404157 is a prime.

It is a super-2 number, since 2×1043404161² = 2177384486384227842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1043404261) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 50031 + ... + 67748.

It is an arithmetic number, because the mean of its divisors is an integer number (173961060).

Almost surely, 2^1043404161 is an apocalyptic number.

It is an amenable number.

1043404161 is a deficient number, since it is larger than the sum of its proper divisors (348284319).

1043404161 is a wasteful number, since it uses less digits than its factorization.

1043404161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120735.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1043404161 is about 32301.7671498016. The cubic root of 1043404161 is about 1014.2636350632.

Adding to 1043404161 its reverse (1614043401), we get a palindrome (2657447562).

The spelling of 1043404161 in words is "one billion, forty-three million, four hundred four thousand, one hundred sixty-one".