1078388002 has 8 divisors (see below), whose sum is σ = 1618231212. Its totient is φ = 538977600.

The previous prime is 1078387957. The next prime is 1078388021. The reversal of 1078388002 is 2008838701.

It can be written as a sum of positive squares in 2 ways, for example, as 686387601 + 392000401 = 26199^2 + 19799^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101899 + ... + 111982.

Almost surely, 2^1078388002 is an apocalyptic number.

1078388002 is a deficient number, since it is larger than the sum of its proper divisors (539843210).

1078388002 is a wasteful number, since it uses less digits than its factorization.

1078388002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216404.

The product of its (nonzero) digits is 21504, while the sum is 37.

The square root of 1078388002 is about 32838.8185232051. The cubic root of 1078388002 is about 1025.4748549735.

The spelling of 1078388002 in words is "one billion, seventy-eight million, three hundred eighty-eight thousand, two".