136923470263 has 2 divisors, whose sum is σ = 136923470264. Its totient is φ = 136923470262.

The previous prime is 136923470237. The next prime is 136923470267. The reversal of 136923470263 is 362074329631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136923470263 - 2⁵ = 136923470231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136923470267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68461735131 + 68461735132.

It is an arithmetic number, because the mean of its divisors is an integer number (68461735132).

Almost surely, 2^136923470263 is an apocalyptic number.

136923470263 is a deficient number, since it is larger than the sum of its proper divisors (1).

136923470263 is an equidigital number, since it uses as much as digits as its factorization.

136923470263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 46.

Adding to 136923470263 its reverse (362074329631), we get a palindrome (498997799894).

The spelling of 136923470263 in words is "one hundred thirty-six billion, nine hundred twenty-three million, four hundred seventy thousand, two hundred sixty-three".