103326661 has 2 divisors, whose sum is σ = 103326662. Its totient is φ = 103326660.

The previous prime is 103326653. The next prime is 103326673. The reversal of 103326661 is 166623301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97416900 + 5909761 = 9870^2 + 2431^2 .

It is a cyclic number.

It is not a de Polignac number, because 103326661 - 2³ = 103326653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103326611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51663330 + 51663331.

It is an arithmetic number, because the mean of its divisors is an integer number (51663331).

Almost surely, 2^103326661 is an apocalyptic number.

It is an amenable number.

103326661 is a deficient number, since it is larger than the sum of its proper divisors (1).

103326661 is an equidigital number, since it uses as much as digits as its factorization.

103326661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 103326661 is about 10164.9722577093. The cubic root of 103326661 is about 469.2498384721.

Adding to 103326661 its reverse (166623301), we get a palindrome (269949962).

The spelling of 103326661 in words is "one hundred three million, three hundred twenty-six thousand, six hundred sixty-one".