1305101 has 8 divisors (see below), whose sum is σ = 1532160. Its totient is φ = 1088208.

The previous prime is 1305097. The next prime is 1305121. The reversal of 1305101 is 1015031.

1305101 = T₂₂₈ + T₂₂₉ + ... + T₂₆₉.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1305101 - 2² = 1305097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1305121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2261 + ... + 2778.

It is an arithmetic number, because the mean of its divisors is an integer number (191520).

2^1305101 is an apocalyptic number.

It is an amenable number.

1305101 is a deficient number, since it is larger than the sum of its proper divisors (227059).

1305101 is an equidigital number, since it uses as much as digits as its factorization.

1305101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5083.

The product of its (nonzero) digits is 15, while the sum is 11.

The square root of 1305101 is about 1142.4101715233. The cubic root of 1305101 is about 109.2818505964.

The spelling of 1305101 in words is "one million, three hundred five thousand, one hundred one".