1154405224 has 32 divisors (see below), whose sum is σ = 2483611200. Its totient is φ = 492768000.

The previous prime is 1154405209. The next prime is 1154405261. The reversal of 1154405224 is 4225044511.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 1154405192 and 1154405201.

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, 27009 + ... + 55120.

It is an arithmetic number, because the mean of its divisors is an integer number (77612850).

Almost surely, 2^1154405224 is an apocalyptic number.

1154405224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1154405224 is an abundant number, since it is smaller than the sum of its proper divisors (1329205976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1154405224 is a wasteful number, since it uses less digits than its factorization.

1154405224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82393 (or 82389 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 1154405224 is about 33976.5393175938. The cubic root of 1154405224 is about 1049.0256188228.

Adding to 1154405224 its reverse (4225044511), we get a palindrome (5379449735).

The spelling of 1154405224 in words is "one billion, one hundred fifty-four million, four hundred five thousand, two hundred twenty-four".