134102257 has 2 divisors, whose sum is σ = 134102258. Its totient is φ = 134102256.

The previous prime is 134102237. The next prime is 134102261. The reversal of 134102257 is 752201431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 81162081 + 52940176 = 9009^2 + 7276^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134102257 is a prime.

It is not a weakly prime, because it can be changed into another prime (134102237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67051128 + 67051129.

It is an arithmetic number, because the mean of its divisors is an integer number (67051129).

Almost surely, 2^134102257 is an apocalyptic number.

It is an amenable number.

134102257 is a deficient number, since it is larger than the sum of its proper divisors (1).

134102257 is an equidigital number, since it uses as much as digits as its factorization.

134102257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 134102257 is about 11580.2528901575. The cubic root of 134102257 is about 511.8531289036.

Adding to 134102257 its reverse (752201431), we get a palindrome (886303688).

The spelling of 134102257 in words is "one hundred thirty-four million, one hundred two thousand, two hundred fifty-seven".