126523097 has 2 divisors, whose sum is σ = 126523098. Its totient is φ = 126523096.

The previous prime is 126523093. The next prime is 126523127. The reversal of 126523097 is 790325621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124791241 + 1731856 = 11171^2 + 1316^2 .

It is an emirp because it is prime and its reverse (790325621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 126523097 - 2² = 126523093 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (126523093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63261548 + 63261549.

It is an arithmetic number, because the mean of its divisors is an integer number (63261549).

Almost surely, 2^126523097 is an apocalyptic number.

It is an amenable number.

126523097 is a deficient number, since it is larger than the sum of its proper divisors (1).

126523097 is an equidigital number, since it uses as much as digits as its factorization.

126523097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 126523097 is about 11248.2486192296. The cubic root of 126523097 is about 502.0226031208.

The spelling of 126523097 in words is "one hundred twenty-six million, five hundred twenty-three thousand, ninety-seven".