1154525223 has 8 divisors (see below), whose sum is σ = 1564602736. Its totient is φ = 757065600.

The previous prime is 1154525213. The next prime is 1154525231. The reversal of 1154525223 is 3225254511.

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

It is not a de Polignac number, because 1154525223 - 2¹⁶ = 1154459687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154525213) 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, 3154258 + ... + 3154623.

It is an arithmetic number, because the mean of its divisors is an integer number (195575342).

Almost surely, 2^1154525223 is an apocalyptic number.

1154525223 is a deficient number, since it is larger than the sum of its proper divisors (410077513).

1154525223 is an equidigital number, since it uses as much as digits as its factorization.

1154525223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6308945.

The product of its digits is 12000, while the sum is 30.

The square root of 1154525223 is about 33978.3051813948. The cubic root of 1154525223 is about 1049.0619658700.

Adding to 1154525223 its reverse (3225254511), we get a palindrome (4379779734).

The spelling of 1154525223 in words is "one billion, one hundred fifty-four million, five hundred twenty-five thousand, two hundred twenty-three".