36653161 has 4 divisors (see below), whose sum is σ = 36666324. Its totient is φ = 36640000.

The previous prime is 36653143. The next prime is 36653167. The reversal of 36653161 is 16135663.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 5784025 + 30869136 = 2405^2 + 5556^2 .

It is a cyclic number.

It is not a de Polignac number, because 36653161 - 2¹⁷ = 36522089 is a prime.

It is a super-2 number, since 2×36653161² = 2686908422583842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36653167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 580 + ... + 8581.

It is an arithmetic number, because the mean of its divisors is an integer number (9166581).

Almost surely, 2^36653161 is an apocalyptic number.

It is an amenable number.

36653161 is a deficient number, since it is larger than the sum of its proper divisors (13163).

36653161 is an equidigital number, since it uses as much as digits as its factorization.

36653161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13162.

The product of its digits is 9720, while the sum is 31.

The square root of 36653161 is about 6054.1854117627. The cubic root of 36653161 is about 332.1777034106.

The spelling of 36653161 in words is "thirty-six million, six hundred fifty-three thousand, one hundred sixty-one".