100740603 has 24 divisors (see below), whose sum is σ = 145427520. Its totient is φ = 61858080.

The previous prime is 100740583. The next prime is 100740617. The reversal of 100740603 is 306047001.

It is not a de Polignac number, because 100740603 - 2⁹ = 100740091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100740603.

It is not an unprimeable number, because it can be changed into a prime (100740203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77388 + ... + 78678.

It is an arithmetic number, because the mean of its divisors is an integer number (6059480).

Almost surely, 2^100740603 is an apocalyptic number.

100740603 is a deficient number, since it is larger than the sum of its proper divisors (44686917).

100740603 is a wasteful number, since it uses less digits than its factorization.

100740603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1387 (or 1350 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 100740603 is about 10036.9618411151. The cubic root of 100740603 is about 465.3019243945.

Adding to 100740603 its reverse (306047001), we get a palindrome (406787604).

The spelling of 100740603 in words is "one hundred million, seven hundred forty thousand, six hundred three".