1345234453 has 8 divisors (see below), whose sum is σ = 1359955800. Its totient is φ = 1330540800.

The previous prime is 1345234433. The next prime is 1345234469. The reversal of 1345234453 is 3544325431.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 645261604 + 699972849 = 25402^2 + 26457^2 .

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 1345234453 - 2⁵ = 1345234421 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 (1345234433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99601 + ... + 112297.

It is an arithmetic number, because the mean of its divisors is an integer number (169994475).

Almost surely, 2^1345234453 is an apocalyptic number.

It is an amenable number.

1345234453 is a deficient number, since it is larger than the sum of its proper divisors (14721347).

1345234453 is a wasteful number, since it uses less digits than its factorization.

1345234453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13847.

The product of its digits is 86400, while the sum is 34.

The square root of 1345234453 is about 36677.4379285140. The cubic root of 1345234453 is about 1103.9074403973.

Adding to 1345234453 its reverse (3544325431), we get a palindrome (4889559884).

The spelling of 1345234453 in words is "one billion, three hundred forty-five million, two hundred thirty-four thousand, four hundred fifty-three".