11061240 has 32 divisors (see below), whose sum is σ = 33184080. Its totient is φ = 2949632.

The previous prime is 11061227. The next prime is 11061241. The reversal of 11061240 is 4216011.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11061241) 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, 45969 + ... + 46208.

Almost surely, 2^11061240 is an apocalyptic number.

11061240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11061240 is an abundant number, since it is smaller than the sum of its proper divisors (22122840).

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

11061240 is a wasteful number, since it uses less digits than its factorization.

11061240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92191 (or 92187 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 11061240 is about 3325.8442537196. The cubic root of 11061240 is about 222.8099623049.

Adding to 11061240 its reverse (4216011), we get a palindrome (15277251).

It can be divided in two parts, 1106 and 1240, that added together give a triangular number (2346 = T₆₈).

The spelling of 11061240 in words is "eleven million, sixty-one thousand, two hundred forty".