1109600997376 has 117 divisors (see below), whose sum is σ = 2254404203793. Its totient is φ = 546070118400.

The previous prime is 1109600997371. The next prime is 1109600997377. The reversal of 1109600997376 is 6737990069011.

The square root of 1109600997376 is 1053376.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 773386571776 + 336214425600 = 879424^2 + 579840^2 .

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1109600997376.

It is not an unprimeable number, because it can be changed into a prime (1109600997371) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 7348350901 + ... + 7348351051.

Almost surely, 2^{1109600997376} is an apocalyptic number.

1109600997376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1109600997376 is the 1053376-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1109600997376

1109600997376 is an abundant number, since it is smaller than the sum of its proper divisors (1144803206417).

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

1109600997376 is an frugal number, since it uses more digits than its factorization.

1109600997376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 3857868, while the sum is 58.

The spelling of 1109600997376 in words is "one trillion, one hundred nine billion, six hundred million, nine hundred ninety-seven thousand, three hundred seventy-six".