1190990 has 8 divisors (see below), whose sum is σ = 2143800. Its totient is φ = 476392.

The previous prime is 1190983. The next prime is 1191011. The reversal of 1190990 is 990911.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59540 + ... + 59559.

It is an arithmetic number, because the mean of its divisors is an integer number (267975).

2^1190990 is an apocalyptic number.

1190990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1190990 is a deficient number, since it is larger than the sum of its proper divisors (952810).

1190990 is a wasteful number, since it uses less digits than its factorization.

1190990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119106.

The product of its (nonzero) digits is 729, while the sum is 29.

The square root of 1190990 is about 1091.3248828832. The cubic root of 1190990 is about 105.9992286641. Note that the first 3 decimals are identical.

The spelling of 1190990 in words is "one million, one hundred ninety thousand, nine hundred ninety".