36115501 has 2 divisors, whose sum is σ = 36115502. Its totient is φ = 36115500.

The previous prime is 36115489. The next prime is 36115517. The reversal of 36115501 is 10551163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20520900 + 15594601 = 4530^2 + 3949^2 .

It is a cyclic number.

It is not a de Polignac number, because 36115501 - 2²³ = 27726893 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36115601) by changing a digit.

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 as a sum of consecutive naturals, namely, 18057750 + 18057751.

It is an arithmetic number, because the mean of its divisors is an integer number (18057751).

Almost surely, 2^36115501 is an apocalyptic number.

It is an amenable number.

36115501 is a deficient number, since it is larger than the sum of its proper divisors (1).

36115501 is an equidigital number, since it uses as much as digits as its factorization.

36115501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 36115501 is about 6009.6173755074. The cubic root of 36115501 is about 330.5454737420.

Adding to 36115501 its reverse (10551163), we get a palindrome (46666664).

The spelling of 36115501 in words is "thirty-six million, one hundred fifteen thousand, five hundred one".