1165795142 has 8 divisors (see below), whose sum is σ = 1748870136. Its totient is φ = 582838432.

The previous prime is 1165795121. The next prime is 1165795153. The reversal of 1165795142 is 2415975611.

It is a happy number.

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

It is a super-2 number, since 2×1165795142² = 2718156626221600328, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1165795142.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1673 + ... + 48315.

It is an arithmetic number, because the mean of its divisors is an integer number (218608767).

Almost surely, 2^1165795142 is an apocalyptic number.

1165795142 is a deficient number, since it is larger than the sum of its proper divisors (583074994).

1165795142 is a wasteful number, since it uses less digits than its factorization.

1165795142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59142.

The product of its digits is 75600, while the sum is 41.

The square root of 1165795142 is about 34143.7423549323. The cubic root of 1165795142 is about 1052.4643979660.

The spelling of 1165795142 in words is "one billion, one hundred sixty-five million, seven hundred ninety-five thousand, one hundred forty-two".