136369045 has 4 divisors (see below), whose sum is σ = 163642860. Its totient is φ = 109095232.

The previous prime is 136369033. The next prime is 136369067. The reversal of 136369045 is 540963631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30052324 + 106316721 = 5482^2 + 10311^2 .

It is a cyclic number.

It is not a de Polignac number, because 136369045 - 2¹⁷ = 136237973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136368995 and 136369013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13636900 + ... + 13636909.

It is an arithmetic number, because the mean of its divisors is an integer number (40910715).

Almost surely, 2^136369045 is an apocalyptic number.

It is an amenable number.

136369045 is a deficient number, since it is larger than the sum of its proper divisors (27273815).

136369045 is an equidigital number, since it uses as much as digits as its factorization.

136369045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27273814.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 136369045 is about 11677.7157441000. The cubic root of 136369045 is about 514.7210542044.

The spelling of 136369045 in words is "one hundred thirty-six million, three hundred sixty-nine thousand, forty-five".