Search a number
-
+
133975319 is a prime number
BaseRepresentation
bin1111111110001…
…00110100010111
3100100002122120212
413333010310113
5233244202234
621143320035
73214525412
oct777046427
9310078525
10133975319
1169697705
1238a5001b
13219ab04a
1413b16b79
15bb665ce
hex7fc4d17

133975319 has 2 divisors, whose sum is σ = 133975320. Its totient is φ = 133975318.

The previous prime is 133975307. The next prime is 133975321. The reversal of 133975319 is 913579331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-133975319 is a prime.

It is a super-2 number, since 2×1339753192 = 35898772202303522, which contains 22 as substring.

Together with 133975321, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133975339) 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, 66987659 + 66987660.

It is an arithmetic number, because the mean of its divisors is an integer number (66987660).

Almost surely, 2133975319 is an apocalyptic number.

133975319 is a deficient number, since it is larger than the sum of its proper divisors (1).

133975319 is an equidigital number, since it uses as much as digits as its factorization.

133975319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 76545, while the sum is 41.

The square root of 133975319 is about 11574.7707968668. The cubic root of 133975319 is about 511.6915752615.

The spelling of 133975319 in words is "one hundred thirty-three million, nine hundred seventy-five thousand, three hundred nineteen".