1190993 has 4 divisors (see below), whose sum is σ = 1223220. Its totient is φ = 1158768.

The previous prime is 1190983. The next prime is 1191011. The reversal of 1190993 is 3990911.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3990911 = 47 ⋅84913.

It can be written as a sum of positive squares in 2 ways, for example, as 744769 + 446224 = 863^2 + 668^2 .

It is a cyclic number.

It is not a de Polignac number, because 1190993 - 2⁶ = 1190929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1190923) 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, 16058 + ... + 16131.

It is an arithmetic number, because the mean of its divisors is an integer number (305805).

2^1190993 is an apocalyptic number.

It is an amenable number.

1190993 is a deficient number, since it is larger than the sum of its proper divisors (32227).

1190993 is an equidigital number, since it uses as much as digits as its factorization.

1190993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32226.

The product of its (nonzero) digits is 2187, while the sum is 32.

The square root of 1190993 is about 1091.3262573584. The cubic root of 1190993 is about 105.9993176650. Note that the first 3 decimals are identical.

The spelling of 1190993 in words is "one million, one hundred ninety thousand, nine hundred ninety-three".