134283257 has 2 divisors, whose sum is σ = 134283258. Its totient is φ = 134283256.

The previous prime is 134283239. The next prime is 134283283. The reversal of 134283257 is 752382431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104427961 + 29855296 = 10219^2 + 5464^2 .

It is a cyclic number.

It is not a de Polignac number, because 134283257 - 2⁸ = 134283001 is a prime.

It is a super-2 number, since 2×134283257² = 36063986221056098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (134283557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67141628 + 67141629.

It is an arithmetic number, because the mean of its divisors is an integer number (67141629).

Almost surely, 2^134283257 is an apocalyptic number.

It is an amenable number.

134283257 is a deficient number, since it is larger than the sum of its proper divisors (1).

134283257 is an equidigital number, since it uses as much as digits as its factorization.

134283257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 35.

The square root of 134283257 is about 11588.0652828675. The cubic root of 134283257 is about 512.0833108756.

The spelling of 134283257 in words is "one hundred thirty-four million, two hundred eighty-three thousand, two hundred fifty-seven".