11409590 has 8 divisors (see below), whose sum is σ = 20537280. Its totient is φ = 4563832.

The previous prime is 11409589. The next prime is 11409599. The reversal of 11409590 is 9590411.

11409590 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (11409599) 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, 570470 + ... + 570489.

It is an arithmetic number, because the mean of its divisors is an integer number (2567160).

Almost surely, 2^11409590 is an apocalyptic number.

11409590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11409590 is a deficient number, since it is larger than the sum of its proper divisors (9127690).

11409590 is a wasteful number, since it uses less digits than its factorization.

11409590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140966.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 11409590 is about 3377.8084611179. The cubic root of 11409590 is about 225.1248031892.

The spelling of 11409590 in words is "eleven million, four hundred nine thousand, five hundred ninety".