109043537 has 2 divisors, whose sum is σ = 109043538. Its totient is φ = 109043536.

The previous prime is 109043521. The next prime is 109043563. The reversal of 109043537 is 735340901.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60824401 + 48219136 = 7799^2 + 6944^2 .

It is a cyclic number.

It is not a de Polignac number, because 109043537 - 2⁴ = 109043521 is a prime.

It is a super-2 number, since 2×109043537² = 23780985922940738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (109040537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54521768 + 54521769.

It is an arithmetic number, because the mean of its divisors is an integer number (54521769).

Almost surely, 2^109043537 is an apocalyptic number.

It is an amenable number.

109043537 is a deficient number, since it is larger than the sum of its proper divisors (1).

109043537 is an equidigital number, since it uses as much as digits as its factorization.

109043537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 109043537 is about 10442.3913448980. The cubic root of 109043537 is about 477.7492090223.

It can be divided in two parts, 10904 and 3537, that added together give a palindrome (14441).

The spelling of 109043537 in words is "one hundred nine million, forty-three thousand, five hundred thirty-seven".