136151469 has 8 divisors (see below), whose sum is σ = 201705920. Its totient is φ = 90767628.

The previous prime is 136151443. The next prime is 136151471. The reversal of 136151469 is 964151631.

136151469 is a `hidden beast` number, since 136 + 1 + 514 + 6 + 9 = 666.

It is not a de Polignac number, because 136151469 - 2⁹ = 136150957 is a prime.

It is a super-2 number, since 2×136151469² = 37074445021715922, 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 (136151429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2521297 + ... + 2521350.

It is an arithmetic number, because the mean of its divisors is an integer number (25213240).

Almost surely, 2^136151469 is an apocalyptic number.

It is an amenable number.

136151469 is a deficient number, since it is larger than the sum of its proper divisors (65554451).

136151469 is an equidigital number, since it uses as much as digits as its factorization.

136151469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5042656 (or 5042650 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 136151469 is about 11668.3961622838. The cubic root of 136151469 is about 514.4471636959.

The spelling of 136151469 in words is "one hundred thirty-six million, one hundred fifty-one thousand, four hundred sixty-nine".