1136459497 has 2 divisors, whose sum is σ = 1136459498. Its totient is φ = 1136459496.

The previous prime is 1136459479. The next prime is 1136459531. The reversal of 1136459497 is 7949546311.

Together with previous prime (1136459479) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1010031961 + 126427536 = 31781^2 + 11244^2 .

It is a cyclic number.

It is not a de Polignac number, because 1136459497 - 2¹⁹ = 1135935209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1136459497.

It is not a weakly prime, because it can be changed into another prime (1136459437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568229748 + 568229749.

It is an arithmetic number, because the mean of its divisors is an integer number (568229749).

Almost surely, 2^1136459497 is an apocalyptic number.

It is an amenable number.

1136459497 is a deficient number, since it is larger than the sum of its proper divisors (1).

1136459497 is an equidigital number, since it uses as much as digits as its factorization.

1136459497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 816480, while the sum is 49.

The square root of 1136459497 is about 33711.4149361904. The cubic root of 1136459497 is about 1043.5613535884.

The spelling of 1136459497 in words is "one billion, one hundred thirty-six million, four hundred fifty-nine thousand, four hundred ninety-seven".