36113431 has 2 divisors, whose sum is σ = 36113432. Its totient is φ = 36113430.

The previous prime is 36113393. The next prime is 36113447. The reversal of 36113431 is 13431163.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36113431 - 2⁹ = 36112919 is a prime.

It is a super-2 number, since 2×36113431² = 2608359797183522, which contains 22 as substring.

It is equal to p_2210809 and since 36113431 and 2210809 have the same sum of digits, it is a Honaker prime.

It is a zygodrome in base 5.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36113131) 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, 18056715 + 18056716.

It is an arithmetic number, because the mean of its divisors is an integer number (18056716).

Almost surely, 2^36113431 is an apocalyptic number.

36113431 is a deficient number, since it is larger than the sum of its proper divisors (1).

36113431 is an equidigital number, since it uses as much as digits as its factorization.

36113431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 22.

The square root of 36113431 is about 6009.4451490965. The cubic root of 36113431 is about 330.5391584279.

Adding to 36113431 its reverse (13431163), we get a palindrome (49544594).

The spelling of 36113431 in words is "thirty-six million, one hundred thirteen thousand, four hundred thirty-one".