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130864213 is a prime number
BaseRepresentation
bin1111100110011…
…01010001010101
3100010020120221201
413303031101111
5232000123323
620552512501
73146220214
oct763152125
9303216851
10130864213
1167962247
12379ab731
132115bc5c
141354707b
hex7ccd455

130864213 has 2 divisors, whose sum is σ = 130864214. Its totient is φ = 130864212.

The previous prime is 130864207. The next prime is 130864243. The reversal of 130864213 is 312468031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70677649 + 60186564 = 8407^2 + 7758^2 .

It is a cyclic number.

It is not a de Polignac number, because 130864213 - 29 = 130863701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130864243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65432106 + 65432107.

It is an arithmetic number, because the mean of its divisors is an integer number (65432107).

Almost surely, 2130864213 is an apocalyptic number.

It is an amenable number.

130864213 is a deficient number, since it is larger than the sum of its proper divisors (1).

130864213 is an equidigital number, since it uses as much as digits as its factorization.

130864213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 130864213 is about 11439.5897216640. The cubic root of 130864213 is about 507.6997691217.

The spelling of 130864213 in words is "one hundred thirty million, eight hundred sixty-four thousand, two hundred thirteen".