135006019 has 2 divisors, whose sum is σ = 135006020. Its totient is φ = 135006018.

The previous prime is 135005971. The next prime is 135006037. The reversal of 135006019 is 910600531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135006019 - 2¹³ = 134997827 is a prime.

It is a super-2 number, since 2×135006019² = 36453250332456722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135005984 and 135006002.

It is not a weakly prime, because it can be changed into another prime (135006089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67503009 + 67503010.

It is an arithmetic number, because the mean of its divisors is an integer number (67503010).

Almost surely, 2^135006019 is an apocalyptic number.

135006019 is a deficient number, since it is larger than the sum of its proper divisors (1).

135006019 is an equidigital number, since it uses as much as digits as its factorization.

135006019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 135006019 is about 11619.2090522548. The cubic root of 135006019 is about 513.0004078491. Note that the first 3 decimals are identical.

The spelling of 135006019 in words is "one hundred thirty-five million, six thousand, nineteen".