1153233453 has 8 divisors (see below), whose sum is σ = 1552869216. Its totient is φ = 761210000.

The previous prime is 1153233439. The next prime is 1153233461. The reversal of 1153233453 is 3543323511.

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 1153233453 - 2⁸ = 1153233197 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1153233453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153233463) 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, 1902723 + ... + 1903328.

It is an arithmetic number, because the mean of its divisors is an integer number (194108652).

Almost surely, 2^1153233453 is an apocalyptic number.

It is an amenable number.

1153233453 is a deficient number, since it is larger than the sum of its proper divisors (399635763).

1153233453 is a wasteful number, since it uses less digits than its factorization.

1153233453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3806155.

The product of its digits is 16200, while the sum is 30.

The square root of 1153233453 is about 33959.2911145094. The cubic root of 1153233453 is about 1048.6705632754.

Adding to 1153233453 its reverse (3543323511), we get a palindrome (4696556964).

The spelling of 1153233453 in words is "one billion, one hundred fifty-three million, two hundred thirty-three thousand, four hundred fifty-three".