1071061368 has 128 divisors (see below), whose sum is σ = 2986804800. Its totient is φ = 317952000.

The previous prime is 1071061351. The next prime is 1071061391. The reversal of 1071061368 is 8631601701.

It is a super-2 number, since 2×1071061368² = 2294344908044062848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1291578 + ... + 1292406.

Almost surely, 2^1071061368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1071061368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1493402400).

1071061368 is an abundant number, since it is smaller than the sum of its proper divisors (1915743432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1071061368 is a wasteful number, since it uses less digits than its factorization.

1071061368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993 (or 989 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 1071061368 is about 32727.0739296992. The cubic root of 1071061368 is about 1023.1471959534.

The spelling of 1071061368 in words is "one billion, seventy-one million, sixty-one thousand, three hundred sixty-eight".