11711490 has 96 divisors (see below), whose sum is σ = 33882624. Its totient is φ = 2580480.

The previous prime is 11711477. The next prime is 11711501. The reversal of 11711490 is 9411711.

It is a self number, because there is not a number n which added to its sum of digits gives 11711490.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45442 + ... + 45698.

It is an arithmetic number, because the mean of its divisors is an integer number (352944).

Almost surely, 2^11711490 is an apocalyptic number.

11711490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11711490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16941312).

11711490 is an abundant number, since it is smaller than the sum of its proper divisors (22171134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11711490 is a wasteful number, since it uses less digits than its factorization.

11711490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312 (or 305 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 24.

The square root of 11711490 is about 3422.2054292517. The cubic root of 11711490 is about 227.0931584747.

The spelling of 11711490 in words is "eleven million, seven hundred eleven thousand, four hundred ninety".