1083197115 has 192 divisors, whose sum is σ = 2553707520. Its totient is φ = 410158080.

The previous prime is 1083197077. The next prime is 1083197119. The reversal of 1083197115 is 5117913801.

It is not a de Polignac number, because 1083197115 - 2⁶ = 1083197051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1083197115.

It is not an unprimeable number, because it can be changed into a prime (1083197119) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 6261169 + ... + 6261341.

It is an arithmetic number, because the mean of its divisors is an integer number (13300560).

Almost surely, 2^1083197115 is an apocalyptic number.

1083197115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1083197115 is an abundant number, since it is smaller than the sum of its proper divisors (1470510405).

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

1083197115 is a wasteful number, since it uses less digits than its factorization.

1083197115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354 (or 351 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 36.

The square root of 1083197115 is about 32911.9600601362. The cubic root of 1083197115 is about 1026.9969761496.

The spelling of 1083197115 in words is "one billion, eighty-three million, one hundred ninety-seven thousand, one hundred fifteen".