1154253 has 4 divisors (see below), whose sum is σ = 1539008. Its totient is φ = 769500.

The previous prime is 1154243. The next prime is 1154267. The reversal of 1154253 is 3524511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1154253 - 2⁵ = 1154221 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192373 + ... + 192378.

It is an arithmetic number, because the mean of its divisors is an integer number (384752).

2^1154253 is an apocalyptic number.

It is an amenable number.

1154253 is a deficient number, since it is larger than the sum of its proper divisors (384755).

1154253 is an equidigital number, since it uses as much as digits as its factorization.

1154253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384754.

The product of its digits is 600, while the sum is 21.

The square root of 1154253 is about 1074.3616709470. The cubic root of 1154253 is about 104.8979507373.

Adding to 1154253 its reverse (3524511), we get a palindrome (4678764).

The spelling of 1154253 in words is "one million, one hundred fifty-four thousand, two hundred fifty-three".