136019297 has 2 divisors, whose sum is σ = 136019298. Its totient is φ = 136019296.

The previous prime is 136019293. The next prime is 136019327. The reversal of 136019297 is 792910631.

It is a happy number.

136019297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123565456 + 12453841 = 11116^2 + 3529^2 .

It is an emirp because it is prime and its reverse (792910631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136019297 - 2² = 136019293 is a prime.

It is a super-3 number, since 3×136019297³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 136019297.

It is not a weakly prime, because it can be changed into another prime (136019291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68009648 + 68009649.

It is an arithmetic number, because the mean of its divisors is an integer number (68009649).

Almost surely, 2^136019297 is an apocalyptic number.

It is an amenable number.

136019297 is a deficient number, since it is larger than the sum of its proper divisors (1).

136019297 is an equidigital number, since it uses as much as digits as its factorization.

136019297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 38.

The square root of 136019297 is about 11662.7311123939. The cubic root of 136019297 is about 514.2806395406.

The spelling of 136019297 in words is "one hundred thirty-six million, nineteen thousand, two hundred ninety-seven".