11561460 has 48 divisors (see below), whose sum is σ = 32550336. Its totient is φ = 3066112.

The previous prime is 11561449. The next prime is 11561461. The reversal of 11561460 is 6416511.

11561460 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11561460.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11561461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13567 + ... + 14393.

It is an arithmetic number, because the mean of its divisors is an integer number (678132).

Almost surely, 2^11561460 is an apocalyptic number.

11561460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11561460 is an abundant number, since it is smaller than the sum of its proper divisors (20988876).

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

11561460 is a wasteful number, since it uses less digits than its factorization.

11561460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072 (or 1070 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 11561460 is about 3400.2146991036. The cubic root of 11561460 is about 226.1192625025.

Adding to 11561460 its reverse (6416511), we get a palindrome (17977971).

It can be divided in two parts, 11561 and 460, that added together give a palindrome (12021).

The spelling of 11561460 in words is "eleven million, five hundred sixty-one thousand, four hundred sixty".