103661323 has 2 divisors, whose sum is σ = 103661324. Its totient is φ = 103661322.

The previous prime is 103661297. The next prime is 103661333. The reversal of 103661323 is 323166301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103661323 - 2⁹ = 103660811 is a prime.

It is a super-2 number, since 2×103661323² = 21491339772220658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103661333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51830661 + 51830662.

It is an arithmetic number, because the mean of its divisors is an integer number (51830662).

Almost surely, 2^103661323 is an apocalyptic number.

103661323 is a deficient number, since it is larger than the sum of its proper divisors (1).

103661323 is an equidigital number, since it uses as much as digits as its factorization.

103661323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 103661323 is about 10181.4204804634. The cubic root of 103661323 is about 469.7559061479.

The spelling of 103661323 in words is "one hundred three million, six hundred sixty-one thousand, three hundred twenty-three".