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2013130247 is a prime number
BaseRepresentation
bin111011111111101…
…1110111000000111
312012022001121112112
41313333132320013
513110330131442
6531432211235
7100613216252
oct16777367007
95168047475
102013130247
119433a5607
12482239b1b
132610c393b
14151516099
15bbb08082
hex77fdee07

2013130247 has 2 divisors, whose sum is σ = 2013130248. Its totient is φ = 2013130246.

The previous prime is 2013130211. The next prime is 2013130277. The reversal of 2013130247 is 7420313102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2013130247 - 214 = 2013113863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2013130277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006565123 + 1006565124.

It is an arithmetic number, because the mean of its divisors is an integer number (1006565124).

Almost surely, 22013130247 is an apocalyptic number.

2013130247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013130247 is an equidigital number, since it uses as much as digits as its factorization.

2013130247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 2013130247 is about 44867.9200208791. The cubic root of 2013130247 is about 1262.6722171630.

Adding to 2013130247 its reverse (7420313102), we get a palindrome (9433443349).

The spelling of 2013130247 in words is "two billion, thirteen million, one hundred thirty thousand, two hundred forty-seven".