1345535603 has 2 divisors, whose sum is σ = 1345535604. Its totient is φ = 1345535602.

The previous prime is 1345535573. The next prime is 1345535671. The reversal of 1345535603 is 3065355431.

It is a weak prime.

It is an emirp because it is prime and its reverse (3065355431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1345535603 - 2¹² = 1345531507 is a prime.

It is not a weakly prime, because it can be changed into another prime (1345535003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672767801 + 672767802.

It is an arithmetic number, because the mean of its divisors is an integer number (672767802).

Almost surely, 2^1345535603 is an apocalyptic number.

1345535603 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345535603 is an equidigital number, since it uses as much as digits as its factorization.

1345535603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81000, while the sum is 35.

The square root of 1345535603 is about 36681.5430836817. The cubic root of 1345535603 is about 1103.9898094151.

The spelling of 1345535603 in words is "one billion, three hundred forty-five million, five hundred thirty-five thousand, six hundred three".