134765023 has 2 divisors, whose sum is σ = 134765024. Its totient is φ = 134765022.

The previous prime is 134765021. The next prime is 134765041. The reversal of 134765023 is 320567431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134765023 - 2¹ = 134765021 is a prime.

It is a super-2 number, since 2×134765023² = 36323222848381058, which contains 22 as substring.

Together with 134765021, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134765021) 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, 67382511 + 67382512.

It is an arithmetic number, because the mean of its divisors is an integer number (67382512).

Almost surely, 2^134765023 is an apocalyptic number.

134765023 is a deficient number, since it is larger than the sum of its proper divisors (1).

134765023 is an equidigital number, since it uses as much as digits as its factorization.

134765023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 134765023 is about 11608.8338346278. The cubic root of 134765023 is about 512.6949778052.

The spelling of 134765023 in words is "one hundred thirty-four million, seven hundred sixty-five thousand, twenty-three".