136417219 has 2 divisors, whose sum is σ = 136417220. Its totient is φ = 136417218.

The previous prime is 136417213. The next prime is 136417249. The reversal of 136417219 is 912714631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136417219 - 2⁷ = 136417091 is a prime.

It is a super-2 number, since 2×136417219² = 37219315279387922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (136417213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68208609 + 68208610.

It is an arithmetic number, because the mean of its divisors is an integer number (68208610).

Almost surely, 2^136417219 is an apocalyptic number.

136417219 is a deficient number, since it is larger than the sum of its proper divisors (1).

136417219 is an equidigital number, since it uses as much as digits as its factorization.

136417219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 34.

The square root of 136417219 is about 11679.7782085106. The cubic root of 136417219 is about 514.7816575297.

The spelling of 136417219 in words is "one hundred thirty-six million, four hundred seventeen thousand, two hundred nineteen".