1453989323 has 2 divisors, whose sum is σ = 1453989324. Its totient is φ = 1453989322.

The previous prime is 1453989293. The next prime is 1453989347. The reversal of 1453989323 is 3239893541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1453989323 - 2¹⁸ = 1453727179 is a prime.

It is a super-2 number, since 2×1453989323² = 4228169902795996658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1453989023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 726994661 + 726994662.

It is an arithmetic number, because the mean of its divisors is an integer number (726994662).

Almost surely, 2^1453989323 is an apocalyptic number.

1453989323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1453989323 is an equidigital number, since it uses as much as digits as its factorization.

1453989323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 47.

The square root of 1453989323 is about 38131.2119267143. The cubic root of 1453989323 is about 1132.8882500758. Note that the first 3 decimals are identical.

The spelling of 1453989323 in words is "one billion, four hundred fifty-three million, nine hundred eighty-nine thousand, three hundred twenty-three".