36169919 has 2 divisors, whose sum is σ = 36169920. Its totient is φ = 36169918.

The previous prime is 36169907. The next prime is 36169921. The reversal of 36169919 is 91996163.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36169919 is a prime.

It is a super-2 number, since 2×36169919² = 2616526080933122, which contains 22 as substring.

Together with 36169921, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36169919.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36169949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18084959 + 18084960.

It is an arithmetic number, because the mean of its divisors is an integer number (18084960).

Almost surely, 2^36169919 is an apocalyptic number.

36169919 is a deficient number, since it is larger than the sum of its proper divisors (1).

36169919 is an equidigital number, since it uses as much as digits as its factorization.

36169919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 78732, while the sum is 44.

The square root of 36169919 is about 6014.1432473795. The cubic root of 36169919 is about 330.7114098470.

The spelling of 36169919 in words is "thirty-six million, one hundred sixty-nine thousand, nine hundred nineteen".