1165125 has 32 divisors (see below), whose sum is σ = 2096640. Its totient is φ = 571200.

The previous prime is 1165121. The next prime is 1165127. The reversal of 1165125 is 5215611.

It is not a de Polignac number, because 1165125 - 2² = 1165121 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4756 + ... + 4994.

It is an arithmetic number, because the mean of its divisors is an integer number (65520).

2^1165125 is an apocalyptic number.

1165125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1165125 is a deficient number, since it is larger than the sum of its proper divisors (931515).

1165125 is a wasteful number, since it uses less digits than its factorization.

1165125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 260 counting only the distinct ones).

The product of its digits is 300, while the sum is 21.

The square root of 1165125 is about 1079.4095608248. The cubic root of 1165125 is about 105.2262694208.

The spelling of 1165125 in words is "one million, one hundred sixty-five thousand, one hundred twenty-five".