1043423169 has 8 divisors (see below), whose sum is σ = 1395173472. Its totient is φ = 693644160.

The previous prime is 1043423159. The next prime is 1043423177. The reversal of 1043423169 is 9613243401.

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

It is not a de Polignac number, because 1043423169 - 2²¹ = 1041326017 is a prime.

It is a super-2 number, since 2×1043423169² = 2177463819212005122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1043423119) 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 in 7 ways as a sum of consecutive naturals, for example, 491587 + ... + 493704.

It is an arithmetic number, because the mean of its divisors is an integer number (174396684).

Almost surely, 2^1043423169 is an apocalyptic number.

It is an amenable number.

1043423169 is a deficient number, since it is larger than the sum of its proper divisors (351750303).

1043423169 is an equidigital number, since it uses as much as digits as its factorization.

1043423169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985647.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 1043423169 is about 32302.0613738504. The cubic root of 1043423169 is about 1014.2697940719.

The spelling of 1043423169 in words is "one billion, forty-three million, four hundred twenty-three thousand, one hundred sixty-nine".