101345603 has 4 divisors (see below), whose sum is σ = 104614848. Its totient is φ = 98076360.

The previous prime is 101345597. The next prime is 101345611. The reversal of 101345603 is 306543101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 306543101 = 41 ⋅7476661.

It is a cyclic number.

It is not a de Polignac number, because 101345603 - 2¹² = 101341507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101345663) 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 in 3 ways as a sum of consecutive naturals, for example, 1634576 + ... + 1634637.

It is an arithmetic number, because the mean of its divisors is an integer number (26153712).

Almost surely, 2^101345603 is an apocalyptic number.

101345603 is a deficient number, since it is larger than the sum of its proper divisors (3269245).

101345603 is an equidigital number, since it uses as much as digits as its factorization.

101345603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3269244.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 101345603 is about 10067.0553291417. The cubic root of 101345603 is about 466.2315264119.

Adding to 101345603 its reverse (306543101), we get a palindrome (407888704).

The spelling of 101345603 in words is "one hundred one million, three hundred forty-five thousand, six hundred three".