1345453 has 2 divisors, whose sum is σ = 1345454. Its totient is φ = 1345452.

The previous prime is 1345451. The next prime is 1345457. The reversal of 1345453 is 3545431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1340964 + 4489 = 1158^2 + 67^2 .

It is a cyclic number.

It is not a de Polignac number, because 1345453 - 2¹ = 1345451 is a prime.

Together with 1345451, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1345451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672726 + 672727.

It is an arithmetic number, because the mean of its divisors is an integer number (672727).

2^1345453 is an apocalyptic number.

It is an amenable number.

1345453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345453 is an equidigital number, since it uses as much as digits as its factorization.

1345453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3600, while the sum is 25.

The square root of 1345453 is about 1159.9366362004. The cubic root of 1345453 is about 110.3967217486.

The spelling of 1345453 in words is "one million, three hundred forty-five thousand, four hundred fifty-three".