1135197 has 24 divisors (see below), whose sum is σ = 1928576. Its totient is φ = 629856.

The previous prime is 1135187. The next prime is 1135201. The reversal of 1135197 is 7915311.

It is a happy number.

It is not a de Polignac number, because 1135197 - 2⁶ = 1135133 is a prime.

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 1135197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135187) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2088 + ... + 2574.

2^1135197 is an apocalyptic number.

It is an amenable number.

1135197 is a deficient number, since it is larger than the sum of its proper divisors (793379).

1135197 is a wasteful number, since it uses less digits than its factorization.

1135197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537 (or 534 counting only the distinct ones).

The product of its digits is 945, while the sum is 27.

The square root of 1135197 is about 1065.4562403027. The cubic root of 1135197 is about 104.3174778366.

It can be divided in two parts, 113519 and 7, that added together give a triangular number (113526 = T₄₇₆).

The spelling of 1135197 in words is "one million, one hundred thirty-five thousand, one hundred ninety-seven".