1122461 has 4 divisors (see below), whose sum is σ = 1140924. Its totient is φ = 1104000.

The previous prime is 1122449. The next prime is 1122467. The reversal of 1122461 is 1642211.

1122461 = T₇₀ + T₇₁ + ... + T₁₉₁.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 219961 + 902500 = 469^2 + 950^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122461 - 2⁶ = 1122397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9140 + ... + 9261.

It is an arithmetic number, because the mean of its divisors is an integer number (285231).

2^1122461 is an apocalyptic number.

It is an amenable number.

1122461 is a deficient number, since it is larger than the sum of its proper divisors (18463).

1122461 is an equidigital number, since it uses as much as digits as its factorization.

1122461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18462.

The product of its digits is 96, while the sum is 17.

The square root of 1122461 is about 1059.4625996230. The cubic root of 1122461 is about 103.9258902497.

Adding to 1122461 its reverse (1642211), we get a palindrome (2764672).

The spelling of 1122461 in words is "one million, one hundred twenty-two thousand, four hundred sixty-one".