1453452423 has 4 divisors (see below), whose sum is σ = 1937936568. Its totient is φ = 968968280.

The previous prime is 1453452359. The next prime is 1453452439. The reversal of 1453452423 is 3242543541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1453452423 - 2⁶ = 1453452359 is a prime.

It is a super-2 number, since 2×1453452423² = 4225047891849141858, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453452023) 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, 242242068 + ... + 242242073.

It is an arithmetic number, because the mean of its divisors is an integer number (484484142).

Almost surely, 2^1453452423 is an apocalyptic number.

1453452423 is a deficient number, since it is larger than the sum of its proper divisors (484484145).

1453452423 is an equidigital number, since it uses as much as digits as its factorization.

1453452423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484484144.

The product of its digits is 57600, while the sum is 33.

The square root of 1453452423 is about 38124.1711123009. The cubic root of 1453452423 is about 1132.7487894955.

Adding to 1453452423 its reverse (3242543541), we get a palindrome (4695995964).

The spelling of 1453452423 in words is "one billion, four hundred fifty-three million, four hundred fifty-two thousand, four hundred twenty-three".