1043678378 has 4 divisors (see below), whose sum is σ = 1565517570. Its totient is φ = 521839188.

The previous prime is 1043678371. The next prime is 1043678431. The reversal of 1043678378 is 8738763401.

1043678378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 1043096209 + 582169 = 32297^2 + 763^2 .

It is not an unprimeable number, because it can be changed into a prime (1043678371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260919593 + ... + 260919596.

Almost surely, 2^1043678378 is an apocalyptic number.

1043678378 is a deficient number, since it is larger than the sum of its proper divisors (521839192).

1043678378 is an equidigital number, since it uses as much as digits as its factorization.

1043678378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521839191.

The product of its (nonzero) digits is 677376, while the sum is 47.

The square root of 1043678378 is about 32306.0114839328. The cubic root of 1043678378 is about 1014.3524801404.

The spelling of 1043678378 in words is "one billion, forty-three million, six hundred seventy-eight thousand, three hundred seventy-eight".