1097055960 has 256 divisors, whose sum is σ = 4419394560. Its totient is φ = 210401280.

The previous prime is 1097055959. The next prime is 1097055961. The reversal of 1097055960 is 695507901.

1097055960 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1097055959) and next prime (1097055961).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097055961) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 115554 + ... + 124686.

It is an arithmetic number, because the mean of its divisors is an integer number (17263260).

Almost surely, 2^1097055960 is an apocalyptic number.

1097055960 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 1097055960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2209697280).

1097055960 is an abundant number, since it is smaller than the sum of its proper divisors (3322338600).

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

1097055960 is a wasteful number, since it uses less digits than its factorization.

1097055960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9178 (or 9174 counting only the distinct ones).

The product of its (nonzero) digits is 85050, while the sum is 42.

The square root of 1097055960 is about 33121.8350940886. The cubic root of 1097055960 is about 1031.3583611385.

The spelling of 1097055960 in words is "one billion, ninety-seven million, fifty-five thousand, nine hundred sixty".