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130182587 is a prime number
BaseRepresentation
bin1111100001001…
…10110110111011
3100001221221221022
413300212312323
5231311320322
620530133055
73140351033
oct760466673
9301857838
10130182587
1167537117
123772118b
1320c80922
141340a8c3
15b667942
hex7c26dbb

130182587 has 2 divisors, whose sum is σ = 130182588. Its totient is φ = 130182586.

The previous prime is 130182571. The next prime is 130182589. The reversal of 130182587 is 785281031.

It is a strong prime.

It is an emirp because it is prime and its reverse (785281031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 130182587 - 24 = 130182571 is a prime.

Together with 130182589, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (130182589) 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, 65091293 + 65091294.

It is an arithmetic number, because the mean of its divisors is an integer number (65091294).

Almost surely, 2130182587 is an apocalyptic number.

130182587 is a deficient number, since it is larger than the sum of its proper divisors (1).

130182587 is an equidigital number, since it uses as much as digits as its factorization.

130182587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 35.

The square root of 130182587 is about 11409.7584111146. The cubic root of 130182587 is about 506.8167572903.

It can be divided in two parts, 1301825 and 87, that multiplied together give a triangular number (113258775 = T15050).

The spelling of 130182587 in words is "one hundred thirty million, one hundred eighty-two thousand, five hundred eighty-seven".