136766919 has 16 divisors (see below), whose sum is σ = 184273920. Its totient is φ = 90224640.

The previous prime is 136766893. The next prime is 136766999. The reversal of 136766919 is 919667631.

136766919 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 136766919 - 2¹¹ = 136764871 is a prime.

It is a super-2 number, since 2×136766919² = 37410380265505122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136766999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137514 + ... + 138504.

It is an arithmetic number, because the mean of its divisors is an integer number (11517120).

Almost surely, 2^136766919 is an apocalyptic number.

136766919 is a deficient number, since it is larger than the sum of its proper divisors (47507001).

136766919 is a wasteful number, since it uses less digits than its factorization.

136766919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430.

The product of its digits is 367416, while the sum is 48.

The square root of 136766919 is about 11694.7389453549. The cubic root of 136766919 is about 515.2211561544.

It can be divided in two parts, 1367 and 66919, that added together give a palindrome (68286).

The spelling of 136766919 in words is "one hundred thirty-six million, seven hundred sixty-six thousand, nine hundred nineteen".