11513430 has 48 divisors (see below), whose sum is σ = 31515120. Its totient is φ = 2908224.

The previous prime is 11513429. The next prime is 11513441. The reversal of 11513430 is 3431511.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1657 + ... + 5076.

It is an arithmetic number, because the mean of its divisors is an integer number (656565).

Almost surely, 2^11513430 is an apocalyptic number.

11513430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11513430 is an abundant number, since it is smaller than the sum of its proper divisors (20001690).

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

11513430 is a wasteful number, since it uses less digits than its factorization.

11513430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6765 (or 6762 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 11513430 is about 3393.1445592547. The cubic root of 11513430 is about 225.8057039980.

Adding to 11513430 its reverse (3431511), we get a palindrome (14944941).

The spelling of 11513430 in words is "eleven million, five hundred thirteen thousand, four hundred thirty".