136967801 has 2 divisors, whose sum is σ = 136967802. Its totient is φ = 136967800.

The previous prime is 136967797. The next prime is 136967807. The reversal of 136967801 is 108769631.

136967801 = 8275² + 8276².

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68492176 + 68475625 = 8276^2 + 8275^2 .

It is an emirp because it is prime and its reverse (108769631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136967801 - 2² = 136967797 is a prime.

It is not a weakly prime, because it can be changed into another prime (136967807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68483900 + 68483901.

It is an arithmetic number, because the mean of its divisors is an integer number (68483901).

Almost surely, 2^136967801 is an apocalyptic number.

136967801 is the 8276-th centered square number.

It is an amenable number.

136967801 is a deficient number, since it is larger than the sum of its proper divisors (1).

136967801 is an equidigital number, since it uses as much as digits as its factorization.

136967801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 136967801 is about 11703.3243567800. The cubic root of 136967801 is about 515.4732834615.

The spelling of 136967801 in words is "one hundred thirty-six million, nine hundred sixty-seven thousand, eight hundred one".