1452203453 has 4 divisors (see below), whose sum is σ = 1452618720. Its totient is φ = 1451788188.

The previous prime is 1452203437. The next prime is 1452203503. The reversal of 1452203453 is 3543022541.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 1452203453 - 2⁴ = 1452203437 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 (1452203413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202343 + ... + 209396.

It is an arithmetic number, because the mean of its divisors is an integer number (363154680).

Almost surely, 2^1452203453 is an apocalyptic number.

It is an amenable number.

1452203453 is a deficient number, since it is larger than the sum of its proper divisors (415267).

1452203453 is an equidigital number, since it uses as much as digits as its factorization.

1452203453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415266.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 1452203453 is about 38107.7873012853. The cubic root of 1452203453 is about 1132.4242347389.

Adding to 1452203453 its reverse (3543022541), we get a palindrome (4995225994).

The spelling of 1452203453 in words is "one billion, four hundred fifty-two million, two hundred three thousand, four hundred fifty-three".