1121465 has 8 divisors (see below), whose sum is σ = 1353408. Its totient is φ = 892080.

The previous prime is 1121453. The next prime is 1121509. The reversal of 1121465 is 5641211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1121465 - 2¹⁸ = 859321 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 524 + ... + 1586.

It is an arithmetic number, because the mean of its divisors is an integer number (169176).

2^1121465 is an apocalyptic number.

It is an amenable number.

1121465 is a deficient number, since it is larger than the sum of its proper divisors (231943).

1121465 is a wasteful number, since it uses less digits than its factorization.

1121465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279.

The product of its digits is 240, while the sum is 20.

The square root of 1121465 is about 1058.9924456765. The cubic root of 1121465 is about 103.8951420937.

Adding to 1121465 its reverse (5641211), we get a palindrome (6762676).

The spelling of 1121465 in words is "one million, one hundred twenty-one thousand, four hundred sixty-five".