1061278384 has 20 divisors (see below), whose sum is σ = 2056743360. Its totient is φ = 530505920.

The previous prime is 1061278381. The next prime is 1061278409. The reversal of 1061278384 is 4838721601.

1061278384 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1061278384² = 2252623616691302912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061278381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100257 + ... + 110335.

It is an arithmetic number, because the mean of its divisors is an integer number (102837168).

Almost surely, 2^1061278384 is an apocalyptic number.

It is an amenable number.

1061278384 is a deficient number, since it is larger than the sum of its proper divisors (995464976).

1061278384 is a wasteful number, since it uses less digits than its factorization.

1061278384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16668 (or 16662 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 1061278384 is about 32577.2679026342. The cubic root of 1061278384 is about 1020.0225498026.

Adding to 1061278384 its reverse (4838721601), we get a palindrome (5899999985).

The spelling of 1061278384 in words is "one billion, sixty-one million, two hundred seventy-eight thousand, three hundred eighty-four".