136161123 has 16 divisors (see below), whose sum is σ = 212545536. Its totient is φ = 75908160.

The previous prime is 136161121. The next prime is 136161139. The reversal of 136161123 is 321161631.

136161123 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 136161123 - 2¹ = 136161121 is a prime.

It is a super-2 number, since 2×136161123² = 37079702833242258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 136161093 and 136161102.

It is not an unprimeable number, because it can be changed into a prime (136161121) 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, 78211 + ... + 79932.

It is an arithmetic number, because the mean of its divisors is an integer number (13284096).

Almost surely, 2^136161123 is an apocalyptic number.

136161123 is a deficient number, since it is larger than the sum of its proper divisors (76384413).

136161123 is a wasteful number, since it uses less digits than its factorization.

136161123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158194.

The product of its digits is 648, while the sum is 24.

The square root of 136161123 is about 11668.8098364829. The cubic root of 136161123 is about 514.4593225941.

The spelling of 136161123 in words is "one hundred thirty-six million, one hundred sixty-one thousand, one hundred twenty-three".