135975097 has 2 divisors, whose sum is σ = 135975098. Its totient is φ = 135975096.

The previous prime is 135975079. The next prime is 135975101. The reversal of 135975097 is 790579531.

It is a happy number.

Together with previous prime (135975079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132227001 + 3748096 = 11499^2 + 1936^2 .

It is a cyclic number.

It is not a de Polignac number, because 135975097 - 2¹¹ = 135973049 is a prime.

It is not a weakly prime, because it can be changed into another prime (135975797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67987548 + 67987549.

It is an arithmetic number, because the mean of its divisors is an integer number (67987549).

Almost surely, 2^135975097 is an apocalyptic number.

It is an amenable number.

135975097 is a deficient number, since it is larger than the sum of its proper divisors (1).

135975097 is an equidigital number, since it uses as much as digits as its factorization.

135975097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 297675, while the sum is 46.

The square root of 135975097 is about 11660.8360334926. The cubic root of 135975097 is about 514.2249276737.

The spelling of 135975097 in words is "one hundred thirty-five million, nine hundred seventy-five thousand, ninety-seven".