100690697 has 12 divisors (see below), whose sum is σ = 107661060. Its totient is φ = 94056480.

The previous prime is 100690691. The next prime is 100690721. The reversal of 100690697 is 796096001.

It can be written as a sum of positive squares in 2 ways, for example, as 16491721 + 84198976 = 4061^2 + 9176^2 .

It is not a de Polignac number, because 100690697 - 2⁸ = 100690441 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100690697.

It is not an unprimeable number, because it can be changed into a prime (100690691) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26063 + ... + 29675.

It is an arithmetic number, because the mean of its divisors is an integer number (8971755).

Almost surely, 2^100690697 is an apocalyptic number.

It is an amenable number.

100690697 is a deficient number, since it is larger than the sum of its proper divisors (6970363).

100690697 is an equidigital number, since it uses as much as digits as its factorization.

100690697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3704 (or 3673 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 38.

The square root of 100690697 is about 10034.4754222630. The cubic root of 100690697 is about 465.2250762229.

The spelling of 100690697 in words is "one hundred million, six hundred ninety thousand, six hundred ninety-seven".