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1111361 is a prime number
BaseRepresentation
bin100001111010101000001
32002110111112
410033111001
5241030421
635453105
712306056
oct4172501
92073445
101111361
11699a89
12457195
132cbb14
1420d02d
1516e45b
hex10f541

1111361 has 2 divisors, whose sum is σ = 1111362. Its totient is φ = 1111360.

The previous prime is 1111351. The next prime is 1111379. The reversal of 1111361 is 1631111.

It is a m-pointer prime, because the next prime (1111379) can be obtained adding 1111361 to its product of digits (18).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1062961 + 48400 = 1031^2 + 220^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111361 - 218 = 849217 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1111301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555680 + 555681.

It is an arithmetic number, because the mean of its divisors is an integer number (555681).

21111361 is an apocalyptic number.

It is an amenable number.

1111361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111361 is an equidigital number, since it uses as much as digits as its factorization.

1111361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18, while the sum is 14.

The square root of 1111361 is about 1054.2110794333. The cubic root of 1111361 is about 103.5821809119.

Adding to 1111361 its reverse (1631111), we get a palindrome (2742472).

The spelling of 1111361 in words is "one million, one hundred eleven thousand, three hundred sixty-one".