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130130947 is a prime number
BaseRepresentation
bin1111100000110…
…10010000000011
3100001212100002201
413300122100003
5231303142242
620525054031
73140044342
oct760322003
9301770081
10130130947
1167501341
12376b7317
1320c6327b
14133d5b59
15b6574b7
hex7c1a403

130130947 has 2 divisors, whose sum is σ = 130130948. Its totient is φ = 130130946.

The previous prime is 130130929. The next prime is 130131011. The reversal of 130130947 is 749031031.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-130130947 is a prime.

It is not a weakly prime, because it can be changed into another prime (130130927) 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, 65065473 + 65065474.

It is an arithmetic number, because the mean of its divisors is an integer number (65065474).

Almost surely, 2130130947 is an apocalyptic number.

130130947 is a deficient number, since it is larger than the sum of its proper divisors (1).

130130947 is an equidigital number, since it uses as much as digits as its factorization.

130130947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 130130947 is about 11407.4952114827. The cubic root of 130130947 is about 506.7497348124.

Adding to 130130947 its reverse (749031031), we get a palindrome (879161978).

The spelling of 130130947 in words is "one hundred thirty million, one hundred thirty thousand, nine hundred forty-seven".