1078607864 has 8 divisors (see below), whose sum is σ = 2022389760. Its totient is φ = 539303928.

The previous prime is 1078607861. The next prime is 1078607867. The reversal of 1078607864 is 4687068701.

It is an interprime number because it is at equal distance from previous prime (1078607861) and next prime (1078607867).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1078607861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67412984 + ... + 67412999.

It is an arithmetic number, because the mean of its divisors is an integer number (252798720).

Almost surely, 2^1078607864 is an apocalyptic number.

It is an amenable number.

1078607864 is a deficient number, since it is larger than the sum of its proper divisors (943781896).

1078607864 is a wasteful number, since it uses less digits than its factorization.

1078607864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134825989 (or 134825985 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 47.

The square root of 1078607864 is about 32842.1659456254. The cubic root of 1078607864 is about 1025.5445415895.

The spelling of 1078607864 in words is "one billion, seventy-eight million, six hundred seven thousand, eight hundred sixty-four".