100748197 has 4 divisors (see below), whose sum is σ = 109907136. Its totient is φ = 91589260.

The previous prime is 100748189. The next prime is 100748209. The reversal of 100748197 is 791847001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100748197 - 2³ = 100748189 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 (100740197) 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, 4579453 + ... + 4579474.

It is an arithmetic number, because the mean of its divisors is an integer number (27476784).

Almost surely, 2^100748197 is an apocalyptic number.

It is an amenable number.

100748197 is a deficient number, since it is larger than the sum of its proper divisors (9158939).

100748197 is an equidigital number, since it uses as much as digits as its factorization.

100748197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9158938.

The product of its (nonzero) digits is 14112, while the sum is 37.

The square root of 100748197 is about 10037.3401357132. The cubic root of 100748197 is about 465.3136158540.

The spelling of 100748197 in words is "one hundred million, seven hundred forty-eight thousand, one hundred ninety-seven".