1097850880 has 168 divisors, whose sum is σ = 3070436328. Its totient is φ = 375717888.

The previous prime is 1097850823. The next prime is 1097850889. The reversal of 1097850880 is 880587901.

It is a self number, because there is not a number n which added to its sum of digits gives 1097850880.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097850889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2006767 + ... + 2007313.

Almost surely, 2^1097850880 is an apocalyptic number.

1097850880 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 1097850880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1535218164).

1097850880 is an abundant number, since it is smaller than the sum of its proper divisors (1972585448).

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

1097850880 is an frugal number, since it uses more digits than its factorization.

1097850880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592 (or 561 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 46.

The square root of 1097850880 is about 33133.8328600843. The cubic root of 1097850880 is about 1031.6074063040.

The spelling of 1097850880 in words is "one billion, ninety-seven million, eight hundred fifty thousand, eight hundred eighty".