11461240 has 32 divisors (see below), whose sum is σ = 29472480. Its totient is φ = 3929472.

The previous prime is 11461223. The next prime is 11461243. The reversal of 11461240 is 4216411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11461243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20187 + ... + 20746.

It is an arithmetic number, because the mean of its divisors is an integer number (921015).

Almost surely, 2^11461240 is an apocalyptic number.

11461240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11461240 is an abundant number, since it is smaller than the sum of its proper divisors (18011240).

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

11461240 is a wasteful number, since it uses less digits than its factorization.

11461240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40951 (or 40947 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 11461240 is about 3385.4453178275. The cubic root of 11461240 is about 225.4639972151.

Adding to 11461240 its reverse (4216411), we get a palindrome (15677651).

The spelling of 11461240 in words is "eleven million, four hundred sixty-one thousand, two hundred forty".