1154353253 has 8 divisors (see below), whose sum is σ = 1167212928. Its totient is φ = 1141513344.

The previous prime is 1154353247. The next prime is 1154353259. The reversal of 1154353253 is 3523534511.

It is an interprime number because it is at equal distance from previous prime (1154353247) and next prime (1154353259).

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 1154353253 - 2¹⁰ = 1154352229 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 (1154353259) 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, 133850 + ... + 142212.

It is an arithmetic number, because the mean of its divisors is an integer number (145901616).

Almost surely, 2^1154353253 is an apocalyptic number.

It is an amenable number.

1154353253 is a deficient number, since it is larger than the sum of its proper divisors (12859675).

1154353253 is an equidigital number, since it uses as much as digits as its factorization.

1154353253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9883.

The product of its digits is 27000, while the sum is 32.

The square root of 1154353253 is about 33975.7745018417. The cubic root of 1154353253 is about 1049.0098763066.

Adding to 1154353253 its reverse (3523534511), we get a palindrome (4677887764).

The spelling of 1154353253 in words is "one billion, one hundred fifty-four million, three hundred fifty-three thousand, two hundred fifty-three".