11541465 has 48 divisors (see below), whose sum is σ = 21861840. Its totient is φ = 5598720.

The previous prime is 11541437. The next prime is 11541473. The reversal of 11541465 is 56414511.

11541465 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 can be written as a sum of positive squares in 8 ways, for example, as 2702736 + 8838729 = 1644^2 + 2973^2 .

It is not a de Polignac number, because 11541465 - 2⁶ = 11541401 is a prime.

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, 63675 + ... + 63855.

It is an arithmetic number, because the mean of its divisors is an integer number (455455).

Almost surely, 2^11541465 is an apocalyptic number.

11541465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11541465 is a deficient number, since it is larger than the sum of its proper divisors (10320375).

11541465 is a wasteful number, since it uses less digits than its factorization.

11541465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 311 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 11541465 is about 3397.2731712360. The cubic root of 11541465 is about 225.9888330818.

Adding to 11541465 its reverse (56414511), we get a palindrome (67955976).

The spelling of 11541465 in words is "eleven million, five hundred forty-one thousand, four hundred sixty-five".