134750321 has 2 divisors, whose sum is σ = 134750322. Its totient is φ = 134750320.

The previous prime is 134750311. The next prime is 134750377. The reversal of 134750321 is 123057431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101284096 + 33466225 = 10064^2 + 5785^2 .

It is a cyclic number.

It is not a de Polignac number, because 134750321 - 2¹⁸ = 134488177 is a prime.

It is a Chen prime.

It is equal to p_7632071 and since 134750321 and 7632071 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (134750311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67375160 + 67375161.

It is an arithmetic number, because the mean of its divisors is an integer number (67375161).

Almost surely, 2^134750321 is an apocalyptic number.

It is an amenable number.

134750321 is a deficient number, since it is larger than the sum of its proper divisors (1).

134750321 is an equidigital number, since it uses as much as digits as its factorization.

134750321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 134750321 is about 11608.2005926845. The cubic root of 134750321 is about 512.6763332155.

The spelling of 134750321 in words is "one hundred thirty-four million, seven hundred fifty thousand, three hundred twenty-one".