1601107 has 2 divisors, whose sum is σ = 1601108. Its totient is φ = 1601106.

The previous prime is 1601071. The next prime is 1601113. The reversal of 1601107 is 7011061.

Together with previous prime (1601071) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1601107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1601137) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 800553 + 800554.

It is an arithmetic number, because the mean of its divisors is an integer number (800554).

2^1601107 is an apocalyptic number.

1601107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1601107 is an equidigital number, since it uses as much as digits as its factorization.

1601107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 1601107 is about 1265.3485685771. The cubic root of 1601107 is about 116.9876773736.

Adding to 1601107 its reverse (7011061), we get a palindrome (8612168).

The spelling of 1601107 in words is "one million, six hundred one thousand, one hundred seven".