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1313143567 is a prime number
BaseRepresentation
bin100111001000100…
…1111101100001111
310101111220121022221
41032101033230033
510142131043232
6334145120211
744353351621
oct11621175417
93344817287
101313143567
1161426521a
12307929067
1317c08a638
14c6582c11
157a439897
hex4e44fb0f

1313143567 has 2 divisors, whose sum is σ = 1313143568. Its totient is φ = 1313143566.

The previous prime is 1313143553. The next prime is 1313143583. The reversal of 1313143567 is 7653413131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1313143567 - 219 = 1312619279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313143967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656571783 + 656571784.

It is an arithmetic number, because the mean of its divisors is an integer number (656571784).

Almost surely, 21313143567 is an apocalyptic number.

1313143567 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313143567 is an equidigital number, since it uses as much as digits as its factorization.

1313143567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 34.

The square root of 1313143567 is about 36237.3228453759. The cubic root of 1313143567 is about 1095.0587090003.

Adding to 1313143567 its reverse (7653413131), we get a palindrome (8966556698).

The spelling of 1313143567 in words is "one billion, three hundred thirteen million, one hundred forty-three thousand, five hundred sixty-seven".