1096431786 has 12 divisors (see below), whose sum is σ = 2375602242. Its totient is φ = 365477256.

The previous prime is 1096431769. The next prime is 1096431793. The reversal of 1096431786 is 6871346901.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1093558761 + 2873025 = 33069^2 + 1695^2 .

It is a super-2 number, since 2×1096431786² = 2404325322702299592, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30456421 + ... + 30456456.

Almost surely, 2^1096431786 is an apocalyptic number.

1096431786 is an abundant number, since it is smaller than the sum of its proper divisors (1279170456).

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

1096431786 is a wasteful number, since it uses less digits than its factorization.

1096431786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60912885 (or 60912882 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 1096431786 is about 33112.4113588848. The cubic root of 1096431786 is about 1031.1627256610.

The spelling of 1096431786 in words is "one billion, ninety-six million, four hundred thirty-one thousand, seven hundred eighty-six".