1836073161 has 24 divisors (see below), whose sum is σ = 2862699840. Its totient is φ = 1127285856.

The previous prime is 1836073157. The next prime is 1836073181. The reversal of 1836073161 is 1613706381.

1836073161 is a `hidden beast` number, since 18 + 3 + 607 + 31 + 6 + 1 = 666.

It is not a de Polignac number, because 1836073161 - 2² = 1836073157 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1836073121) 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 23 ways as a sum of consecutive naturals, for example, 33490 + ... + 69236.

It is an arithmetic number, because the mean of its divisors is an integer number (119279160).

Almost surely, 2^1836073161 is an apocalyptic number.

It is an amenable number.

1836073161 is a deficient number, since it is larger than the sum of its proper divisors (1026626679).

1836073161 is a wasteful number, since it uses less digits than its factorization.

1836073161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36205 (or 36202 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 1836073161 is about 42849.4242785128. The cubic root of 1836073161 is about 1224.5127949544.

The spelling of 1836073161 in words is "one billion, eight hundred thirty-six million, seventy-three thousand, one hundred sixty-one".