1076403861 has 12 divisors (see below), whose sum is σ = 1674406188. Its totient is φ = 662402304.

The previous prime is 1076403857. The next prime is 1076403901. The reversal of 1076403861 is 1683046701.

1076403861 is a `hidden beast` number, since 1 + 0 + 7 + 640 + 3 + 8 + 6 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 661466961 + 414936900 = 25719^2 + 20370^2 .

It is not a de Polignac number, because 1076403861 - 2² = 1076403857 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1076403661) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4599900 + ... + 4600133.

It is an arithmetic number, because the mean of its divisors is an integer number (139533849).

Almost surely, 2^1076403861 is an apocalyptic number.

It is an amenable number.

1076403861 is a deficient number, since it is larger than the sum of its proper divisors (598002327).

1076403861 is a wasteful number, since it uses less digits than its factorization.

1076403861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9200052 (or 9200049 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 1076403861 is about 32808.5943161239. The cubic root of 1076403861 is about 1024.8455403977.

The spelling of 1076403861 in words is "one billion, seventy-six million, four hundred three thousand, eight hundred sixty-one".