1141465 has 16 divisors (see below), whose sum is σ = 1563408. Its totient is φ = 792576.

The previous prime is 1141453. The next prime is 1141477. The reversal of 1141465 is 5641411.

It is an interprime number because it is at equal distance from previous prime (1141453) and next prime (1141477).

It can be written as a sum of positive squares in 8 ways, for example, as 36864 + 1104601 = 192^2 + 1051^2 .

It is a cyclic number.

It is not a de Polignac number, because 1141465 - 2¹⁵ = 1108697 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 589 + ... + 1621.

It is an arithmetic number, because the mean of its divisors is an integer number (97713).

2^1141465 is an apocalyptic number.

It is an amenable number.

1141465 is a deficient number, since it is larger than the sum of its proper divisors (421943).

1141465 is a wasteful number, since it uses less digits than its factorization.

1141465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068.

The product of its digits is 480, while the sum is 22.

The square root of 1141465 is about 1068.3936540433. The cubic root of 1141465 is about 104.5091221633.

Adding to 1141465 its reverse (5641411), we get a palindrome (6782876).

The spelling of 1141465 in words is "one million, one hundred forty-one thousand, four hundred sixty-five".