103696661 has 4 divisors (see below), whose sum is σ = 109154400. Its totient is φ = 98238924.

The previous prime is 103696657. The next prime is 103696687. The reversal of 103696661 is 166696301.

It is a happy number.

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 103696661 - 2² = 103696657 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 (103696601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2728841 + ... + 2728878.

It is an arithmetic number, because the mean of its divisors is an integer number (27288600).

Almost surely, 2^103696661 is an apocalyptic number.

It is an amenable number.

103696661 is a deficient number, since it is larger than the sum of its proper divisors (5457739).

103696661 is an equidigital number, since it uses as much as digits as its factorization.

103696661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5457738.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 103696661 is about 10183.1557485880. The cubic root of 103696661 is about 469.8092797938.

The spelling of 103696661 in words is "one hundred three million, six hundred ninety-six thousand, six hundred sixty-one".