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2135343013 is a prime number
BaseRepresentation
bin111111101000110…
…1011111110100101
312111211000122221021
41333101223332211
513333121434023
6551515451141
7103626054556
oct17721537645
95454018837
102135343013
119a63888a1
124b7156ab1
13280513a9b
1416384a32d
15c76e935d
hex7f46bfa5

2135343013 has 2 divisors, whose sum is σ = 2135343014. Its totient is φ = 2135343012.

The previous prime is 2135342983. The next prime is 2135343031. The reversal of 2135343013 is 3103435312.

Together with next prime (2135343031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1964439684 + 170903329 = 44322^2 + 13073^2 .

It is a cyclic number.

It is not a de Polignac number, because 2135343013 - 25 = 2135342981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2135343053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067671506 + 1067671507.

It is an arithmetic number, because the mean of its divisors is an integer number (1067671507).

Almost surely, 22135343013 is an apocalyptic number.

It is an amenable number.

2135343013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2135343013 is an equidigital number, since it uses as much as digits as its factorization.

2135343013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 2135343013 is about 46209.7718345373. The cubic root of 2135343013 is about 1287.7232868528.

Adding to 2135343013 its reverse (3103435312), we get a palindrome (5238778325).

The spelling of 2135343013 in words is "two billion, one hundred thirty-five million, three hundred forty-three thousand, thirteen".