1120454 has 4 divisors (see below), whose sum is σ = 1680684. Its totient is φ = 560226.

The previous prime is 1120429. The next prime is 1120459. The reversal of 1120454 is 4540211.

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

It is a super-2 number, since 2×1120454² = 2510834332232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280112 + ... + 280115.

It is an arithmetic number, because the mean of its divisors is an integer number (420171).

2^1120454 is an apocalyptic number.

1120454 is a deficient number, since it is larger than the sum of its proper divisors (560230).

1120454 is an equidigital number, since it uses as much as digits as its factorization.

1120454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560229.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 1120454 is about 1058.5149975319. The cubic root of 1120454 is about 103.8639122386.

Adding to 1120454 its reverse (4540211), we get a palindrome (5660665).

The spelling of 1120454 in words is "one million, one hundred twenty thousand, four hundred fifty-four".