1100897070 has 256 divisors, whose sum is σ = 3448811520. Its totient is φ = 218566656.

The previous prime is 1100897053. The next prime is 1100897081. The reversal of 1100897070 is 707980011.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 5588212 + ... + 5588408.

It is an arithmetic number, because the mean of its divisors is an integer number (13471920).

Almost surely, 2^1100897070 is an apocalyptic number.

1100897070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1100897070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1724405760).

1100897070 is an abundant number, since it is smaller than the sum of its proper divisors (2347914450).

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

1100897070 is a wasteful number, since it uses less digits than its factorization.

1100897070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339.

The product of its (nonzero) digits is 3528, while the sum is 33.

The square root of 1100897070 is about 33179.7689865376. The cubic root of 1100897070 is about 1032.5606536098.

The spelling of 1100897070 in words is "one billion, one hundred million, eight hundred ninety-seven thousand, seventy".