1092199140 has 120 divisors (see below), whose sum is σ = 3506173440. Its totient is φ = 284461632.

The previous prime is 1092199133. The next prime is 1092199151. The reversal of 1092199140 is 419912901.

It is a super-2 number, since 2×1092199140² = 2385797922833479200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1092199095 and 1092199104.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 61821 + ... + 77499.

It is an arithmetic number, because the mean of its divisors is an integer number (29218112).

Almost surely, 2^1092199140 is an apocalyptic number.

1092199140 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 1092199140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1753086720).

1092199140 is an abundant number, since it is smaller than the sum of its proper divisors (2413974300).

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

1092199140 is a wasteful number, since it uses less digits than its factorization.

1092199140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15743 (or 15732 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 36.

The square root of 1092199140 is about 33048.4362716302. The cubic root of 1092199140 is about 1029.8341203946.

The spelling of 1092199140 in words is "one billion, ninety-two million, one hundred ninety-nine thousand, one hundred forty".