1102920832 has 128 divisors (see below), whose sum is σ = 2533386240. Its totient is φ = 473776128.

The previous prime is 1102920799. The next prime is 1102920893. The reversal of 1102920832 is 2380292011.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 1102920832.

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 15 ways as a sum of consecutive naturals, for example, 3592423 + ... + 3592729.

It is an arithmetic number, because the mean of its divisors is an integer number (19792080).

Almost surely, 2^1102920832 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 1102920832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1266693120).

1102920832 is an abundant number, since it is smaller than the sum of its proper divisors (1430465408).

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

1102920832 is a wasteful number, since it uses less digits than its factorization.

1102920832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478 (or 466 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1102920832 is about 33210.2519111193. The cubic root of 1102920832 is about 1033.1929797116.

The spelling of 1102920832 in words is "one billion, one hundred two million, nine hundred twenty thousand, eight hundred thirty-two".