103541309 has 2 divisors, whose sum is σ = 103541310. Its totient is φ = 103541308.

The previous prime is 103541303. The next prime is 103541323. The reversal of 103541309 is 903145301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67601284 + 35940025 = 8222^2 + 5995^2 .

It is a cyclic number.

It is not a de Polignac number, because 103541309 - 2⁴ = 103541293 is a prime.

It is a super-3 number, since 3×103541309³ (a number of 25 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103541303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51770654 + 51770655.

It is an arithmetic number, because the mean of its divisors is an integer number (51770655).

Almost surely, 2^103541309 is an apocalyptic number.

It is an amenable number.

103541309 is a deficient number, since it is larger than the sum of its proper divisors (1).

103541309 is an equidigital number, since it uses as much as digits as its factorization.

103541309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 103541309 is about 10175.5249987409. The cubic root of 103541309 is about 469.5745493517.

The spelling of 103541309 in words is "one hundred three million, five hundred forty-one thousand, three hundred nine".