1124454505 has 8 divisors (see below), whose sum is σ = 1355137992. Its totient is φ = 895701888.

The previous prime is 1124454503. The next prime is 1124454517. The reversal of 1124454505 is 5054544211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 148766809 + 975687696 = 12197^2 + 31236^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1124454505 - 2¹ = 1124454503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1124454503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481434 + ... + 483763.

It is an arithmetic number, because the mean of its divisors is an integer number (169392249).

Almost surely, 2^1124454505 is an apocalyptic number.

It is an amenable number.

1124454505 is a deficient number, since it is larger than the sum of its proper divisors (230683487).

1124454505 is an equidigital number, since it uses as much as digits as its factorization.

1124454505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965435.

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 1124454505 is about 33532.8869171743. The cubic root of 1124454505 is about 1039.8737843008.

Adding to 1124454505 its reverse (5054544211), we get a palindrome (6178998716).

The spelling of 1124454505 in words is "one billion, one hundred twenty-four million, four hundred fifty-four thousand, five hundred five".