109159537 has 2 divisors, whose sum is σ = 109159538. Its totient is φ = 109159536.

The previous prime is 109159529. The next prime is 109159543. The reversal of 109159537 is 735951901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87778161 + 21381376 = 9369^2 + 4624^2 .

It is a cyclic number.

It is not a de Polignac number, because 109159537 - 2³ = 109159529 is a prime.

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 109159537.

It is not a weakly prime, because it can be changed into another prime (109159597) 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, 54579768 + 54579769.

It is an arithmetic number, because the mean of its divisors is an integer number (54579769).

Almost surely, 2^109159537 is an apocalyptic number.

It is an amenable number.

109159537 is a deficient number, since it is larger than the sum of its proper divisors (1).

109159537 is an equidigital number, since it uses as much as digits as its factorization.

109159537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42525, while the sum is 40.

The square root of 109159537 is about 10447.9441518415. The cubic root of 109159537 is about 477.9185581035.

The spelling of 109159537 in words is "one hundred nine million, one hundred fifty-nine thousand, five hundred thirty-seven".