136752019 has 2 divisors, whose sum is σ = 136752020. Its totient is φ = 136752018.

The previous prime is 136752017. The next prime is 136752041. The reversal of 136752019 is 910257631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136752019 - 2¹ = 136752017 is a prime.

It is a super-2 number, since 2×136752019² = 37402229401152722, which contains 22 as substring.

Together with 136752017, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (136752017) 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, 68376009 + 68376010.

It is an arithmetic number, because the mean of its divisors is an integer number (68376010).

Almost surely, 2^136752019 is an apocalyptic number.

136752019 is a deficient number, since it is larger than the sum of its proper divisors (1).

136752019 is an equidigital number, since it uses as much as digits as its factorization.

136752019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 136752019 is about 11694.1018894142. The cubic root of 136752019 is about 515.2024453090.

The spelling of 136752019 in words is "one hundred thirty-six million, seven hundred fifty-two thousand, nineteen".