1345432103 has 2 divisors, whose sum is σ = 1345432104. Its totient is φ = 1345432102.

The previous prime is 1345432069. The next prime is 1345432129. The reversal of 1345432103 is 3012345431.

It is an a-pointer prime, because the next prime (1345432129) can be obtained adding 1345432103 to its sum of digits (26).

It is a strong prime.

It is an emirp because it is prime and its reverse (3012345431) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1345432103 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1345432133) 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 as a sum of consecutive naturals, namely, 672716051 + 672716052.

It is an arithmetic number, because the mean of its divisors is an integer number (672716052).

Almost surely, 2^1345432103 is an apocalyptic number.

1345432103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345432103 is an equidigital number, since it uses as much as digits as its factorization.

1345432103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 1345432103 is about 36680.1322653013. The cubic root of 1345432103 is about 1103.9615020072.

Adding to 1345432103 its reverse (3012345431), we get a palindrome (4357777534).

The spelling of 1345432103 in words is "one billion, three hundred forty-five million, four hundred thirty-two thousand, one hundred three".