36121303 has 4 divisors (see below), whose sum is σ = 36140728. Its totient is φ = 36101880.

The previous prime is 36121297. The next prime is 36121307. The reversal of 36121303 is 30312163.

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

It is a cyclic number.

It is not a de Polignac number, because 36121303 - 2¹⁷ = 35990231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36121307) 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, 6588 + ... + 10753.

It is an arithmetic number, because the mean of its divisors is an integer number (9035182).

Almost surely, 2^36121303 is an apocalyptic number.

36121303 is a deficient number, since it is larger than the sum of its proper divisors (19425).

36121303 is a wasteful number, since it uses less digits than its factorization.

36121303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19424.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 36121303 is about 6010.1000823614. The cubic root of 36121303 is about 330.5631736409.

Adding to 36121303 its reverse (30312163), we get a palindrome (66433466).

The spelling of 36121303 in words is "thirty-six million, one hundred twenty-one thousand, three hundred three".