1096999540 has 96 divisors (see below), whose sum is σ = 2843850240. Its totient is φ = 346139136.

The previous prime is 1096999529. The next prime is 1096999549. The reversal of 1096999540 is 459996901.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1096999549) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 798294 + ... + 799666.

It is an arithmetic number, because the mean of its divisors is an integer number (29623440).

Almost surely, 2^1096999540 is an apocalyptic number.

1096999540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1096999540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1421925120).

1096999540 is an abundant number, since it is smaller than the sum of its proper divisors (1746850700).

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

1096999540 is a wasteful number, since it uses less digits than its factorization.

1096999540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1841 (or 1839 counting only the distinct ones).

The product of its (nonzero) digits is 787320, while the sum is 52.

The square root of 1096999540 is about 33120.9833791209. The cubic root of 1096999540 is about 1031.3406804129.

The spelling of 1096999540 in words is "one billion, ninety-six million, nine hundred ninety-nine thousand, five hundred forty".