1078129943 has 8 divisors (see below), whose sum is σ = 1187561856. Its totient is φ = 970601400.

The previous prime is 1078129937. The next prime is 1078129957. The reversal of 1078129943 is 3499218701.

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

It is a cyclic number.

It is not a de Polignac number, because 1078129943 - 2¹⁴ = 1078113559 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1078129894 and 1078129903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1078129903) 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, 474653 + ... + 476918.

It is an arithmetic number, because the mean of its divisors is an integer number (148445232).

Almost surely, 2^1078129943 is an apocalyptic number.

1078129943 is a deficient number, since it is larger than the sum of its proper divisors (109431913).

1078129943 is a wasteful number, since it uses less digits than its factorization.

1078129943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951685.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 1078129943 is about 32834.8891120406. The cubic root of 1078129943 is about 1025.3930494988.

The spelling of 1078129943 in words is "one billion, seventy-eight million, one hundred twenty-nine thousand, nine hundred forty-three".