1235069497 has 2 divisors, whose sum is σ = 1235069498. Its totient is φ = 1235069496.

The previous prime is 1235069471. The next prime is 1235069513. The reversal of 1235069497 is 7949605321.

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., 1206937081 + 28132416 = 34741^2 + 5304^2 .

It is a cyclic number.

It is not a de Polignac number, because 1235069497 - 2¹⁵ = 1235036729 is a prime.

It is not a weakly prime, because it can be changed into another prime (1235069447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617534748 + 617534749.

It is an arithmetic number, because the mean of its divisors is an integer number (617534749).

Almost surely, 2^1235069497 is an apocalyptic number.

It is an amenable number.

1235069497 is a deficient number, since it is larger than the sum of its proper divisors (1).

1235069497 is an equidigital number, since it uses as much as digits as its factorization.

1235069497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 46.

The square root of 1235069497 is about 35143.5555543260. Note that the first 5 decimals coincide. The cubic root of 1235069497 is about 1072.9112488395.

The spelling of 1235069497 in words is "one billion, two hundred thirty-five million, sixty-nine thousand, four hundred ninety-seven".