1097530560 has 560 divisors, whose sum is σ = 4673534976. Its totient is φ = 239044608.

The previous prime is 1097530559. The next prime is 1097530597. The reversal of 1097530560 is 650357901.

It is a happy number.

1097530560 is a `hidden beast` number, since 1 + 0 + 97 + 5 + 3 + 0 + 560 = 666.

It is a tau number, because it is divible by the number of its divisors (560).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 4172989 + ... + 4173251.

Almost surely, 2^1097530560 is an apocalyptic number.

1097530560 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 1097530560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2336767488).

1097530560 is an abundant number, since it is smaller than the sum of its proper divisors (3576004416).

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

1097530560 is a wasteful number, since it uses less digits than its factorization.

1097530560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322 (or 303 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 36.

The square root of 1097530560 is about 33128.9987775061. The cubic root of 1097530560 is about 1031.5070658317.

The spelling of 1097530560 in words is "one billion, ninety-seven million, five hundred thirty thousand, five hundred sixty".