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1340013463 is a prime number
BaseRepresentation
bin100111111011110…
…1111101110010111
310110101110201220021
41033313233232113
510221020412323
6340545050011
745130632535
oct11767575627
93411421807
101340013463
11628447a48
12314926907
13184807999
14c9d79155
157c99605d
hex4fdefb97

1340013463 has 2 divisors, whose sum is σ = 1340013464. Its totient is φ = 1340013462.

The previous prime is 1340013443. The next prime is 1340013583. The reversal of 1340013463 is 3643100431.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (3643100431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1340013463 - 25 = 1340013431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1340013403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670006731 + 670006732.

It is an arithmetic number, because the mean of its divisors is an integer number (670006732).

Almost surely, 21340013463 is an apocalyptic number.

1340013463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340013463 is an equidigital number, since it uses as much as digits as its factorization.

1340013463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 1340013463 is about 36606.1943255510. The cubic root of 1340013463 is about 1102.4774636275.

Adding to 1340013463 its reverse (3643100431), we get a palindrome (4983113894).

The spelling of 1340013463 in words is "one billion, three hundred forty million, thirteen thousand, four hundred sixty-three".