1123995 has 8 divisors (see below), whose sum is σ = 1798416. Its totient is φ = 599456.

The previous prime is 1123979. The next prime is 1123999. The reversal of 1123995 is 5993211.

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

It is a cyclic number.

It is not a de Polignac number, because 1123995 - 2⁴ = 1123979 is a prime.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1123999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37452 + ... + 37481.

It is an arithmetic number, because the mean of its divisors is an integer number (224802).

2^1123995 is an apocalyptic number.

1123995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1123995 is a deficient number, since it is larger than the sum of its proper divisors (674421).

1123995 is an equidigital number, since it uses as much as digits as its factorization.

1123995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74941.

The product of its digits is 2430, while the sum is 30.

The square root of 1123995 is about 1060.1863043824. The cubic root of 1123995 is about 103.9732117889.

The spelling of 1123995 in words is "one million, one hundred twenty-three thousand, nine hundred ninety-five".