136343469 has 16 divisors (see below), whose sum is σ = 184750592. Its totient is φ = 89427888.

The previous prime is 136343453. The next prime is 136343489. The reversal of 136343469 is 964343631.

It is not a de Polignac number, because 136343469 - 2⁴ = 136343453 is a prime.

It is a super-2 number, since 2×136343469² = 37179083077907922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136343419) 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 in 15 ways as a sum of consecutive naturals, for example, 49014 + ... + 51720.

It is an arithmetic number, because the mean of its divisors is an integer number (11546912).

Almost surely, 2^136343469 is an apocalyptic number.

It is an amenable number.

136343469 is a deficient number, since it is larger than the sum of its proper divisors (48407123).

136343469 is a wasteful number, since it uses less digits than its factorization.

136343469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2976.

The product of its digits is 139968, while the sum is 39.

The square root of 136343469 is about 11676.6206155720. The cubic root of 136343469 is about 514.6888735660.

The spelling of 136343469 in words is "one hundred thirty-six million, three hundred forty-three thousand, four hundred sixty-nine".