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130849319 is a prime number
BaseRepresentation
bin1111100110010…
…01101000100111
3100010012211112002
413303021220213
5231444134234
620552315515
73146125616
oct763115047
9303184462
10130849319
1167952037
12379a2b9b
1321155243
141354187d
15b74a27e
hex7cc9a27

130849319 has 2 divisors, whose sum is σ = 130849320. Its totient is φ = 130849318.

The previous prime is 130849309. The next prime is 130849339. The reversal of 130849319 is 913948031.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 130849319 - 212 = 130845223 is a prime.

It is a super-2 number, since 2×1308493192 = 34243088565527522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130849309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65424659 + 65424660.

It is an arithmetic number, because the mean of its divisors is an integer number (65424660).

Almost surely, 2130849319 is an apocalyptic number.

130849319 is a deficient number, since it is larger than the sum of its proper divisors (1).

130849319 is an equidigital number, since it uses as much as digits as its factorization.

130849319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 130849319 is about 11438.9387182553. The cubic root of 130849319 is about 507.6805075093.

The spelling of 130849319 in words is "one hundred thirty million, eight hundred forty-nine thousand, three hundred nineteen".