36123089 has 4 divisors (see below), whose sum is σ = 36163824. Its totient is φ = 36082356.

The previous prime is 36123019. The next prime is 36123103. The reversal of 36123089 is 98032163.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 98032163 = 743 ⋅131941.

It is a cyclic number.

It is not a de Polignac number, because 36123089 - 2⁸ = 36122833 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (36123019) 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, 19007 + ... + 20820.

It is an arithmetic number, because the mean of its divisors is an integer number (9040956).

Almost surely, 2^36123089 is an apocalyptic number.

It is an amenable number.

36123089 is a deficient number, since it is larger than the sum of its proper divisors (40735).

36123089 is an equidigital number, since it uses as much as digits as its factorization.

36123089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40734.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 36123089 is about 6010.2486637410. The cubic root of 36123089 is about 330.5686217288.

The spelling of 36123089 in words is "thirty-six million, one hundred twenty-three thousand, eighty-nine".