1165925 has 12 divisors (see below), whose sum is σ = 1460100. Its totient is φ = 923520.

The previous prime is 1165921. The next prime is 1165933. The reversal of 1165925 is 5295611.

It can be written as a sum of positive squares in 6 ways, for example, as 498436 + 667489 = 706^2 + 817^2 .

It is not a de Polignac number, because 1165925 - 2² = 1165921 is a prime.

It is a super-2 number, since 2×1165925² = 2718762211250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3569 + ... + 3881.

It is an arithmetic number, because the mean of its divisors is an integer number (121675).

2^1165925 is an apocalyptic number.

It is an amenable number.

1165925 is a deficient number, since it is larger than the sum of its proper divisors (294175).

1165925 is a wasteful number, since it uses less digits than its factorization.

1165925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472 (or 467 counting only the distinct ones).

The product of its digits is 2700, while the sum is 29.

The square root of 1165925 is about 1079.7800701995. The cubic root of 1165925 is about 105.2503474542.

The spelling of 1165925 in words is "one million, one hundred sixty-five thousand, nine hundred twenty-five".