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1140311 is a prime number
BaseRepresentation
bin100010110011001010111
32010221012202
410112121113
5242442221
640235115
712456344
oct4263127
92127182
101140311
11709807
1246ba9b
1330c053
142197cb
15177d0b
hex116657

1140311 has 2 divisors, whose sum is σ = 1140312. Its totient is φ = 1140310.

The previous prime is 1140289. The next prime is 1140319. The reversal of 1140311 is 1130411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1140311 - 210 = 1139287 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1140292 and 1140301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140319) 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 as a sum of consecutive naturals, namely, 570155 + 570156.

It is an arithmetic number, because the mean of its divisors is an integer number (570156).

21140311 is an apocalyptic number.

1140311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140311 is an equidigital number, since it uses as much as digits as its factorization.

1140311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1140311 is about 1067.8534543653. The cubic root of 1140311 is about 104.4738913583.

Adding to 1140311 its reverse (1130411), we get a palindrome (2270722).

The spelling of 1140311 in words is "one million, one hundred forty thousand, three hundred eleven".