1234553453 has 8 divisors (see below), whose sum is σ = 1411132800. Its totient is φ = 1058027760.

The previous prime is 1234553429. The next prime is 1234553459. The reversal of 1234553453 is 3543554321.

It is a happy number.

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 1234553453 - 2⁶ = 1234553389 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234553459) 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, 73208 + ... + 88478.

It is an arithmetic number, because the mean of its divisors is an integer number (176391600).

Almost surely, 2^1234553453 is an apocalyptic number.

It is an amenable number.

1234553453 is a deficient number, since it is larger than the sum of its proper divisors (176579347).

1234553453 is a wasteful number, since it uses less digits than its factorization.

1234553453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26827.

The product of its digits is 108000, while the sum is 35.

The square root of 1234553453 is about 35136.2128437315. The cubic root of 1234553453 is about 1072.7617979937.

The spelling of 1234553453 in words is "one billion, two hundred thirty-four million, five hundred fifty-three thousand, four hundred fifty-three".