11430870 has 96 divisors (see below), whose sum is σ = 31256064. Its totient is φ = 2671680.

The previous prime is 11430863. The next prime is 11430883. The reversal of 11430870 is 7803411.

It is a self number, because there is not a number n which added to its sum of digits gives 11430870.

It is a congruent number.

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, 170577 + ... + 170643.

It is an arithmetic number, because the mean of its divisors is an integer number (325584).

Almost surely, 2^11430870 is an apocalyptic number.

11430870 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 11430870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15628032).

11430870 is an abundant number, since it is smaller than the sum of its proper divisors (19825194).

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

11430870 is a wasteful number, since it uses less digits than its factorization.

11430870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 11430870 is about 3380.9569651210. The cubic root of 11430870 is about 225.2646761834.

The spelling of 11430870 in words is "eleven million, four hundred thirty thousand, eight hundred seventy".