136948963 has 2 divisors, whose sum is σ = 136948964. Its totient is φ = 136948962.

The previous prime is 136948961. The next prime is 136948967. The reversal of 136948963 is 369849631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136948963 - 2¹ = 136948961 is a prime.

Together with 136948961, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (136948961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68474481 + 68474482.

It is an arithmetic number, because the mean of its divisors is an integer number (68474482).

Almost surely, 2^136948963 is an apocalyptic number.

136948963 is a deficient number, since it is larger than the sum of its proper divisors (1).

136948963 is an equidigital number, since it uses as much as digits as its factorization.

136948963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 839808, while the sum is 49.

The square root of 136948963 is about 11702.5195150446. The cubic root of 136948963 is about 515.4496503379.

The spelling of 136948963 in words is "one hundred thirty-six million, nine hundred forty-eight thousand, nine hundred sixty-three".