1165790 has 8 divisors (see below), whose sum is σ = 2098440. Its totient is φ = 466312.

The previous prime is 1165789. The next prime is 1165799. The reversal of 1165790 is 975611.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165799) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58280 + ... + 58299.

It is an arithmetic number, because the mean of its divisors is an integer number (262305).

2^1165790 is an apocalyptic number.

1165790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1165790 is a deficient number, since it is larger than the sum of its proper divisors (932650).

1165790 is a wasteful number, since it uses less digits than its factorization.

1165790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116586.

The product of its (nonzero) digits is 1890, while the sum is 29.

The square root of 1165790 is about 1079.7175556598. The cubic root of 1165790 is about 105.2462850587.

The spelling of 1165790 in words is "one million, one hundred sixty-five thousand, seven hundred ninety".